diff --git a/package.json b/package.json
index a992c99..cb11cca 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "stacjownik",
-  "version": "1.29.0",
+  "version": "1.29.1",
   "private": true,
   "type": "module",
   "scripts": {
diff --git a/src/components/SceneryView/SceneryInfo.vue b/src/components/SceneryView/SceneryInfo.vue
index 1bec2a2..5b64255 100644
--- a/src/components/SceneryView/SceneryInfo.vue
+++ b/src/components/SceneryView/SceneryInfo.vue
@@ -1,69 +1,11 @@
 <template>
   <div class="scenery-info">
     <section>
-      <div class="scenery-info-general">
-        <SceneryInfoIcons :station="station" />
+      <SceneryInfoIcons :station="station" />
+      <SceneryInfoGeneral :station="station" />
+      <SceneryInfoRoutes v-if="station" :station="station" />
+      <SceneryInfoAuthors :station="station" />
 
-        <div class="scenery-general-list" v-if="station?.generalInfo">
-          <span>
-            <b>{{ $t('availability.title') }}:</b>
-            {{ $t(`availability.${station.generalInfo.availability}`) }}
-
-            <span v-if="station.generalInfo.reqLevel > -1">
-              -
-              {{
-                $t(
-                  'scenery.req-level',
-                  { lvl: station.generalInfo.reqLevel },
-                  station.generalInfo.reqLevel
-                )
-              }}
-            </span>
-          </span>
-
-          <span>
-            &bull; <b>{{ $t('controls.title') }}:</b>
-            {{ $t(`controls.${station.generalInfo.controlType}`) }}
-          </span>
-
-          <span>
-            &bull; <b>{{ $t('signals.title') }}:</b>
-            {{ $t(`signals.${station.generalInfo.signalType}`) }}
-          </span>
-
-          <span v-if="station.generalInfo.lines">
-            &bull; <b>{{ $t('scenery.lines-title') }}:</b> {{ station.generalInfo.lines }}
-          </span>
-          <span v-if="station.generalInfo.project">
-            &bull; <b>{{ $t('scenery.project-title') }}: </b>
-            <a
-              style="color: salmon; text-decoration: underline; font-weight: bold"
-              :href="station.generalInfo.projectUrl"
-              target="_blank"
-            >
-              {{ station.generalInfo.project }}
-            </a>
-          </span>
-        </div>
-
-        <SceneryInfoRoutes v-if="station" :station="station" />
-
-        <div
-          class="scenery-authors"
-          v-if="station?.generalInfo?.authors && station.generalInfo.authors.length > 0"
-        >
-          <b>
-            {{
-              $t(
-                'scenery.authors-title',
-                { authors: station.generalInfo.authors.length },
-                station.generalInfo.authors.length
-              )
-            }}:
-          </b>
-          {{ station.generalInfo.authors.join(', ') }}
-        </div>
-      </div>
 
       <div style="margin: 2em 0; height: 2px; background-color: white"></div>
 
@@ -89,15 +31,20 @@ import SceneryInfoIcons from './SceneryInfo/SceneryInfoIcons.vue';
 import SceneryInfoUserList from './SceneryInfo/SceneryInfoUserList.vue';
 import SceneryInfoSpawnList from './SceneryInfo/SceneryInfoSpawnList.vue';
 import SceneryInfoRoutes from './SceneryInfo/SceneryInfoRoutes.vue';
+import SceneryInfoGeneral from './SceneryInfo/SceneryInfoGeneral.vue';
+import SceneryInfoAuthors from "./SceneryInfo/SceneryInfoAuthors.vue";
+
 import { ActiveScenery, Station } from '../../typings/common';
 
 export default defineComponent({
   components: {
     SceneryInfoDispatcher,
+    SceneryInfoGeneral,
     SceneryInfoIcons,
+    SceneryInfoAuthors,
     SceneryInfoUserList,
     SceneryInfoSpawnList,
-    SceneryInfoRoutes
+    SceneryInfoRoutes,
   },
   props: {
     station: {
@@ -134,20 +81,6 @@ h3.section-header {
   margin-top: 1em;
 }
 
-.scenery-info-general {
-  margin-top: 1em;
-}
-
-.scenery-general-list {
-  display: flex;
-  justify-content: center;
-  flex-wrap: wrap;
-
-  span {
-    margin: 0 0.15em;
-  }
-}
-
 .scenery-topic a {
   font-weight: bold;
 }
diff --git a/src/components/SceneryView/SceneryInfo/SceneryInfoAuthors.vue b/src/components/SceneryView/SceneryInfo/SceneryInfoAuthors.vue
new file mode 100644
index 0000000..0fbe6a9
--- /dev/null
+++ b/src/components/SceneryView/SceneryInfo/SceneryInfoAuthors.vue
@@ -0,0 +1,32 @@
+<template>
+  <section
+    class="scenery-authors"
+    v-if="station?.generalInfo?.authors && station.generalInfo.authors.length > 0"
+  >
+    <b>
+      {{
+        $t(
+          'scenery.authors-title',
+          { authors: station.generalInfo.authors.length },
+          station.generalInfo.authors.length
+        )
+      }}:
+    </b>
+    {{ station.generalInfo.authors.join(', ') }}
+  </section>
+</template>
+
+<script lang="ts">
+import { defineComponent, PropType } from 'vue';
+import { Station } from '../../../typings/common';
+
+export default defineComponent({
+  props: {
+    station: {
+      type: Object as PropType<Station>
+    }
+  }
+});
+</script>
+
+<style scoped></style>
diff --git a/src/components/SceneryView/SceneryInfo/SceneryInfoGeneral.vue b/src/components/SceneryView/SceneryInfo/SceneryInfoGeneral.vue
new file mode 100644
index 0000000..a61b269
--- /dev/null
+++ b/src/components/SceneryView/SceneryInfo/SceneryInfoGeneral.vue
@@ -0,0 +1,92 @@
+<template>
+  <section class="info-general">
+    <div v-if="station?.generalInfo === undefined">
+      <b>{{ $t('scenery.no-data') }}</b>
+    </div>
+
+    <div v-else>
+      <span>
+        <b>{{ $t('availability.title') }}:</b>
+        {{ $t(`availability.${station.generalInfo.availability}`) }}
+
+        <span v-if="station.generalInfo.reqLevel > -1">
+          -
+          {{
+            $t(
+              'scenery.req-level',
+              { lvl: station.generalInfo.reqLevel },
+              station.generalInfo.reqLevel
+            )
+          }}
+        </span>
+      </span>
+
+      <span>
+        &bull; <b>{{ $t('controls.title') }}:</b>
+        {{ $t(`controls.${station.generalInfo.controlType}`) }}
+      </span>
+
+      <span>
+        &bull; <b>{{ $t('signals.title') }}:</b>
+        {{ $t(`signals.${station.generalInfo.signalType}`) }}
+      </span>
+
+      <span v-if="station.generalInfo.lines">
+        &bull; <b>{{ $t('scenery.lines-title') }}:</b> {{ station.generalInfo.lines }}
+      </span>
+
+      <span v-if="station.generalInfo.project">
+        &bull; <b>{{ $t('scenery.project-title') }}: </b>
+        <a
+          style="color: salmon; text-decoration: underline; font-weight: bold"
+          :href="station.generalInfo.projectUrl"
+          target="_blank"
+        >
+          {{ station.generalInfo.project }}
+        </a>
+      </span>
+
+      <span v-if="additionalTools.length != 0">
+        &bull; <b>{{ $t('scenery.additional-tools-title') }}: </b>
+        {{ additionalTools.join(', ') }}
+      </span>
+    </div>
+  </section>
+</template>
+
+<script lang="ts">
+import { defineComponent, PropType } from 'vue';
+import { Station } from '../../../typings/common';
+
+export default defineComponent({
+  props: {
+    station: {
+      type: Object as PropType<Station>
+    }
+  },
+
+  computed: {
+    additionalTools() {
+      if (this.$props.station?.generalInfo === undefined) return [];
+      let tools = [];
+
+      if (this.$props.station.generalInfo.SUP) tools.push('SUP');
+      if (this.$props.station.generalInfo.ASDEK) tools.push('ASDEK');
+
+      return tools;
+    }
+  }
+});
+</script>
+
+<style lang="scss" scoped>
+.info-general {
+  display: flex;
+  justify-content: center;
+  flex-wrap: wrap;
+
+  div {
+    margin: 0 0.15em;
+  }
+}
+</style>
diff --git a/src/components/SceneryView/SceneryInfo/SceneryInfoIcons.vue b/src/components/SceneryView/SceneryInfo/SceneryInfoIcons.vue
index 0d9821c..db65761 100644
--- a/src/components/SceneryView/SceneryInfo/SceneryInfoIcons.vue
+++ b/src/components/SceneryView/SceneryInfo/SceneryInfoIcons.vue
@@ -17,25 +17,6 @@
       {{ station?.generalInfo.reqLevel >= 2 ? station?.generalInfo.reqLevel : 'L' }}
     </span>
 
-    <span
-      v-if="station?.generalInfo"
-      class="scenery-icon icon-info"
-      :class="station?.generalInfo.controlType.replace('+', '-')"
-      :title="
-        $t('sceneries.info.control-type') + $t(`controls.${station?.generalInfo.controlType}`)
-      "
-    >
-      {{ $t(`controls.abbrevs.${station.generalInfo.controlType}`) }}
-    </span>
-
-    <img
-      v-if="station?.generalInfo?.signalType"
-      class="icon-info"
-      :src="`/images/icon-${station.generalInfo.signalType}.svg`"
-      :alt="station.generalInfo.signalType"
-      :title="$t('sceneries.info.signals-type') + $t(`signals.${station.generalInfo.signalType}`)"
-    />
-
     <img
       v-if="station?.generalInfo?.availability == 'nonPublic'"
       class="icon-info"
@@ -60,6 +41,33 @@
       :title="$t('sceneries.info.abandoned')"
     />
 
+    <span
+      v-if="station?.generalInfo"
+      class="scenery-icon icon-info"
+      :class="station?.generalInfo.controlType.replace('+', '-')"
+      :title="
+        $t('sceneries.info.control-type') + $t(`controls.${station?.generalInfo.controlType}`)
+      "
+    >
+      {{ $t(`controls.abbrevs.${station.generalInfo.controlType}`) }}
+    </span>
+
+    <img
+      v-if="station?.generalInfo?.signalType"
+      class="icon-info"
+      :src="`/images/icon-${station.generalInfo.signalType}.svg`"
+      :alt="station.generalInfo.signalType"
+      :title="$t('sceneries.info.signals-type') + $t(`signals.${station.generalInfo.signalType}`)"
+    />
+
+    <img
+      v-if="station?.generalInfo?.lines"
+      class="icon-info"
+      src="/images/icon-real.svg"
+      alt="real scenery"
+      :title="`${$t('sceneries.info.real')} ${station.generalInfo.lines}`"
+    />
+
     <img
       v-if="station?.generalInfo?.SUP"
       class="icon-info"
@@ -75,14 +83,6 @@
       alt="dSAT ASDEK"
       :title="$t('sceneries.info.ASDEK')"
     />
-
-    <img
-      v-if="station?.generalInfo?.lines"
-      class="icon-info"
-      src="/images/icon-real.svg"
-      alt="real scenery"
-      :title="`${$t('sceneries.info.real')} ${station.generalInfo.lines}`"
-    />
   </section>
 </template>
 
diff --git a/src/components/SceneryView/SceneryInfo/SceneryInfoRoutes.vue b/src/components/SceneryView/SceneryInfo/SceneryInfoRoutes.vue
index cc1f904..c440ed4 100644
--- a/src/components/SceneryView/SceneryInfo/SceneryInfoRoutes.vue
+++ b/src/components/SceneryView/SceneryInfo/SceneryInfoRoutes.vue
@@ -1,23 +1,26 @@
 <template>
   <section class="info-routes" v-if="station.generalInfo">
     <div class="routes one-way" v-if="oneWayRoutes.length > 0">
-      <b>{{ $t('scenery.one-way-routes') }}</b>
+      <button
+        class="routes-btn"
+        @click="toggleRoutesVisibility('single')"
+        data-tooltip-type="BaseTooltip"
+        :data-tooltip-content="`${showInternalSingleRoutes ? $t('scenery.btn-hide-internal-routes') : $t('scenery.btn-show-internal-routes')}`"
+      >
+        <b>{{ $t('scenery.one-way-routes') }}</b>
+        <i class="fa-solid" :class="`${showInternalSingleRoutes ? 'fa-eye' : 'fa-eye-slash'}`"></i>
+      </button>
 
       <ul class="routes-list">
-        <li
-          v-for="route in oneWayRoutes"
-          :key="route.routeName"
-          @click="setActiveShowLength(route.routeName)"
-        >
+        <li v-for="route in oneWayRoutes" :key="route.routeName">
           <span :class="{ 'no-catenary': !route.isElectric, internal: route.isInternal }">
             {{ route.routeName }}</span
           >
           <span v-if="route.routeSpeed" class="speed">
-            {{
-              activeShowLength.includes(route.routeName)
-                ? route.routeLength + 'm'
-                : route.routeSpeed
-            }}
+            {{ route.routeSpeed }}
+          </span>
+          <span v-if="route.routeLength" class="length">
+            {{ (route.routeLength / 1000).toFixed(1) + 'km' }}
           </span>
           <span v-if="route.isRouteSBL" class="sbl">SBL</span>
         </li>
@@ -25,23 +28,24 @@
     </div>
 
     <div class="routes two-way" v-if="twoWayRoutes.length > 0">
-      <b>{{ $t('scenery.two-way-routes') }}</b>
+      <button
+        class="routes-btn"
+        @click="toggleRoutesVisibility('double')"
+        data-tooltip-type="BaseTooltip"
+        :data-tooltip-content="`${showInternalDoubleRoutes ? $t('scenery.btn-hide-internal-routes') : $t('scenery.btn-show-internal-routes')}`"
+      >
+        <b>{{ $t('scenery.two-way-routes') }}</b>
+        <i class="fa-solid" :class="`${showInternalDoubleRoutes ? 'fa-eye' : 'fa-eye-slash'}`"></i>
+      </button>
 
       <ul class="routes-list">
-        <li
-          v-for="route in twoWayRoutes"
-          :key="route.routeName"
-          @click="setActiveShowLength(route.routeName)"
-        >
-          <span :class="{ 'no-catenary': !route.isElectric, internal: route.isInternal }">{{
-            route.routeName
-          }}</span>
-          <span v-if="route.routeSpeed" class="speed">
-            {{
-              activeShowLength.includes(route.routeName)
-                ? route.routeLength + 'm'
-                : route.routeSpeed
-            }}
+        <li v-for="route in twoWayRoutes" :key="route.routeName">
+          <span :class="{ 'no-catenary': !route.isElectric, internal: route.isInternal }">
+            {{ route.routeName }}
+          </span>
+          <span v-if="route.routeSpeed" class="speed">{{ route.routeSpeed }}</span>
+          <span v-if="route.routeLength" class="length">
+            {{ (route.routeLength / 1000).toFixed(1) + 'km' }}
           </span>
           <span v-if="route.isRouteSBL" class="sbl">SBL</span>
         </li>
@@ -53,6 +57,7 @@
 <script lang="ts">
 import { PropType, defineComponent } from 'vue';
 import { Station } from '../../../typings/common';
+import StorageManager from '../../../managers/storageManager';
 
 export default defineComponent({
   props: {
@@ -62,27 +67,50 @@ export default defineComponent({
     }
   },
 
-  methods: {
-    setActiveShowLength(name: string) {
-      if (this.activeShowLength.includes(name))
-        this.activeShowLength.splice(this.activeShowLength.indexOf(name), 1);
-      else this.activeShowLength.push(name);
+  data() {
+    return {
+      showInternalSingleRoutes: false,
+      showInternalDoubleRoutes: false
+    };
+  },
+
+  mounted() {
+    if (StorageManager.getBooleanValue('showInternalDoubleRoutes')) {
+      this.showInternalDoubleRoutes = StorageManager.getBooleanValue('showInternalDoubleRoutes');
+    }
+
+    if (StorageManager.getBooleanValue('showInternalSingleRoutes')) {
+      this.showInternalSingleRoutes = StorageManager.getBooleanValue('showInternalSingleRoutes');
     }
   },
 
-  data() {
-    return {
-      activeShowLength: [] as string[]
-    };
+  methods: {
+    toggleRoutesVisibility(type: 'single' | 'double') {
+      if (type == 'double') {
+        this.showInternalDoubleRoutes = !this.showInternalDoubleRoutes;
+        StorageManager.setBooleanValue('showInternalDoubleRoutes', this.showInternalDoubleRoutes);
+      } else {
+        this.showInternalSingleRoutes = !this.showInternalSingleRoutes;
+        StorageManager.setBooleanValue('showInternalSingleRoutes', this.showInternalSingleRoutes);
+      }
+    }
   },
 
   computed: {
     oneWayRoutes() {
-      return this.station.generalInfo?.routes.single ?? [];
+      return (
+        this.station.generalInfo?.routes.single
+          .filter((r) => !r.isInternal || r.isInternal == this.showInternalSingleRoutes)
+          .sort((r1, r2) => r1.routeName.localeCompare(r2.routeName)) ?? []
+      );
     },
 
     twoWayRoutes() {
-      return this.station.generalInfo?.routes.double ?? [];
+      return (
+        this.station.generalInfo?.routes.double
+          .filter((r) => !r.isInternal || r.isInternal == this.showInternalDoubleRoutes)
+          .sort((r1, r2) => r1.routeName.localeCompare(r2.routeName)) ?? []
+      );
     }
   }
 });
@@ -92,20 +120,26 @@ export default defineComponent({
 .info-routes {
   display: flex;
   justify-content: center;
-  flex-wrap: wrap;
+  flex-direction: column;
 
   margin: 1em 0;
 }
 
 .routes {
-  display: flex;
-  justify-content: center;
-  align-items: center;
-  flex-wrap: wrap;
-
   padding: 0.25em;
 }
 
+.routes > button.routes-btn {
+  margin: 0 auto;
+  display: inline-block;
+
+  i {
+    margin-left: 0.5em;
+    width: 1.25em;
+    height: 1.25em;
+  }
+}
+
 ul.routes-list {
   margin: 0.45em 0.25em;
   display: flex;
@@ -121,7 +155,7 @@ ul.routes-list {
     -webkit-user-select: none;
 
     span {
-      padding: 0.2em 0.25em;
+      padding: 0.2em;
       background-color: #007599;
       font-weight: bold;
 
@@ -138,6 +172,10 @@ ul.routes-list {
         color: #cfcfcf;
       }
 
+      &.length {
+        background-color: #303030;
+        color: #cfcfcf;
+      }
       &.sbl {
         color: var(--clr-primary);
         background-color: #404040;
diff --git a/src/components/StationsView/StationFilterCard.vue b/src/components/StationsView/StationFilterCard.vue
index 3227693..7747444 100644
--- a/src/components/StationsView/StationFilterCard.vue
+++ b/src/components/StationsView/StationFilterCard.vue
@@ -121,7 +121,7 @@
           </section>
 
           <section class="card_sliders">
-            <div class="slider" v-for="(slider, i) in initSliders" :key="i">
+            <div class="slider" v-for="(slider, i) in sliderStates" :key="i">
               <input
                 class="slider-input"
                 type="range"
@@ -130,7 +130,7 @@
                 :min="slider.minRange"
                 :max="slider.maxRange"
                 :step="slider.step"
-                v-model="filters[slider.id]"
+                v-model.number="filters[slider.id]"
               />
               <span class="slider-value">{{ filters[slider.id] }}</span>
               <div class="slider-content">
@@ -178,7 +178,7 @@ import StorageManager from '../../managers/storageManager';
 
 import {
   filtersSections,
-  initSliders,
+  sliderStates,
   initFilters,
   getChangedFilters
 } from '../../managers/stationFilterManager';
@@ -197,7 +197,7 @@ export default defineComponent({
     saveOptions: false,
 
     filtersSections,
-    initSliders,
+    sliderStates,
 
     minimumHours: 0,
     authors: '',
@@ -567,7 +567,8 @@ h3.section-header {
 }
 
 .slider {
-  display: flex;
+  display: grid;
+  grid-template-columns: 1fr 50px 1fr;
   align-items: center;
   gap: 0.25em;
 
@@ -576,6 +577,7 @@ h3.section-header {
   &-value {
     color: $accentCol;
     padding: 0.1em 0.2em;
+    text-align: center;
   }
 
   &-input {
@@ -602,7 +604,8 @@ h3.section-header {
       border-radius: 50%;
 
       background: white;
-      border: 4px solid $accentCol;
+      border: 3px solid $accentCol;
+      background-color: #333;
 
       @include smallScreen() {
         width: 15px;
@@ -658,12 +661,17 @@ h3.section-header {
 
 @include smallScreen {
   .slider {
+    display: flex;
     flex-wrap: wrap;
     justify-content: center;
 
     &-input {
       width: 90%;
     }
+
+    &-content {
+      text-align: center;
+    }
   }
 }
 </style>
diff --git a/src/components/StationsView/StationTable.vue b/src/components/StationsView/StationTable.vue
index 0a8d925..2a37cc8 100644
--- a/src/components/StationsView/StationTable.vue
+++ b/src/components/StationsView/StationTable.vue
@@ -429,14 +429,16 @@ table {
   min-width: 1250px;
   white-space: wrap;
 
+  thead {
+    position: sticky;
+    top: 0;
+  }
+
   thead tr {
     background-color: $bgCol;
   }
 
   thead th {
-    position: sticky;
-    top: 0;
-
     &.station {
       width: 12em;
     }
diff --git a/src/components/StationsView/utils.ts b/src/components/StationsView/utils.ts
index 0babe50..b7ea8c2 100644
--- a/src/components/StationsView/utils.ts
+++ b/src/components/StationsView/utils.ts
@@ -120,6 +120,8 @@ function filterSliderValues(filters: Record<string, any>, generalInfo: StationGe
   const otherAvailability =
     availability == 'nonPublic' || availability == 'unavailable' || availability == 'abandoned';
 
+  const internalRoutes = routes.all.filter((r) => r.isInternal && !r.isRouteSBL && !r.hidden);
+
   return (
     filters['minLevel'] > reqLevel + (otherAvailability ? 1 : 0) ||
     filters['maxLevel'] < reqLevel + (otherAvailability ? 1 : 0) ||
@@ -130,7 +132,13 @@ function filterSliderValues(filters: Record<string, any>, generalInfo: StationGe
     filters['minOneWayCatenary'] > routes.singleElectrifiedNames.length ||
     filters['minOneWay'] > routes.singleOtherNames.length ||
     filters['minTwoWayCatenary'] > routes.doubleElectrifiedNames.length ||
-    filters['minTwoWay'] > routes.doubleOtherNames.length
+    // filters['minTwoWay'] > routes.doubleOtherNames.length ||
+    filters['minOneWayCatenaryInt'] >
+      internalRoutes.filter((r) => r.routeTracks == 1 && r.isElectric == true).length ||
+    filters['minOneWayInt'] >
+      internalRoutes.filter((r) => r.routeTracks == 1 && r.isElectric == false).length ||
+    filters['minTwoWayCatenaryInt'] >
+      internalRoutes.filter((r) => r.routeTracks == 2 && r.isElectric == true).length
   );
 }
 
@@ -235,7 +243,7 @@ export const sortStations = (a: Station, b: Station, sorter: ActiveSorter) => {
   return a.name.localeCompare(b.name);
 };
 
-export const filterStations = (station: Station, filters: Record<string, any>) => {
+export const filterStations = (station: Station, filters: Record<string, any>) => {  
   if (filters['free'] && (!station.onlineInfo || station.onlineInfo.dispatcherId == -1))
     return false;
 
diff --git a/src/locales/en.json b/src/locales/en.json
index f018ac2..40b387f 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -271,7 +271,11 @@
       "minOneWayCatenary": "MIN. CATENARY SINGLE TRACK ROUTES",
       "minOneWay": "MIN. OTHER SINGLE TRACK ROUTES",
       "minTwoWayCatenary": "MIN. CATENARY DOUBLE TRACK ROUTES",
-      "minTwoWay": "MIN. OTHER DOUBLE TRACK ROUTES"
+      "minTwoWay": "MIN. OTHER DOUBLE TRACK ROUTES",
+      "minOneWayCatenaryInt": "MIN. INTERNAL CATENARY SINGLE TRACK ROUTES",
+      "minOneWayInt": "MIN. INTERNAL OTHER SINGLE TRACK ROUTES",
+      "minTwoWayCatenaryInt": "MIN. INTERNAL CATENARY DOUBLE TRACK ROUTES",
+      "minTwoWayInt": "MIN. INTERNAL OTHER DOUBLE TRACK ROUTES"
     },
     "sceneries-search": "SCENERY SEARCH:",
     "sceneries-placeholder": "Enter scenery name...",
@@ -507,8 +511,10 @@
     "abbrev": "Station symbol:",
     "lines-title": "Real lines",
     "project-title": "Project name",
-    "one-way-routes": "One way routes",
-    "two-way-routes": "Two way routes",
+    "additional-tools-title": "Additional tools",
+    "one-way-routes": "Signle track routes",
+    "two-way-routes": "Double track routes",
+    "no-data": "No available data about this scenery",
     "option-active-timetables": "Active timetables",
     "option-timetables-history": "Timetables history PL1",
     "option-dispatchers-history": "Dispatchers history PL1",
@@ -525,7 +531,9 @@
     "forum-topic": "Official {name} forum topic",
     "pragotron-link": "Timetable pallet board",
     "tablice-link": "Timetable summary board (by Thundo)",
-    "bottom-info": "Show full history in the Journal tab"
+    "bottom-info": "Show full history in the Journal tab",
+    "btn-show-internal-routes": "Show internal routes",
+    "btn-hide-internal-routes": "Hide internal routes"
   },
   "availability": {
     "title": "Availability",
diff --git a/src/locales/pl.json b/src/locales/pl.json
index db33f06..e413baa 100644
--- a/src/locales/pl.json
+++ b/src/locales/pl.json
@@ -269,7 +269,11 @@
       "minOneWayCatenary": "SZLAKI JEDNOTOROWE ZELEKTR. (MINIMUM)",
       "minOneWay": "SZLAKI JEDNOTOROWE NIEZELEKTR. (MINIMUM)",
       "minTwoWayCatenary": "SZLAKI DWUTOROWE ZELEKTR. (MINIMUM)",
-      "minTwoWay": "SZLAKI DWUTOROWE NIEZELEKTR. (MINIMUM)"
+      "minTwoWay": "SZLAKI DWUTOROWE NIEZELEKTR. (MINIMUM)",
+      "minOneWayCatenaryInt": "SZLAKI JEDNOTOROWE ZELEKTR. WEWNĘTRZNE (MINIMUM)",
+      "minOneWayInt": "SZLAKI JEDNOTOROWE NIEZELEKTR. WEWNĘTRZNE (MINIMUM)",
+      "minTwoWayCatenaryInt": "SZLAKI DWUTOROWE ZELEKTR. WEWNĘTRZNE (MINIMUM)",
+      "minTwoWayInt": "SZLAKI DWUTOROWE NIEZELEKTR. WEWNĘTRZNE (MINIMUM)"
     },
     "sceneries-search": "WYSZUKAJ SCENERIĘ:",
     "sceneries-placeholder": "Wpisz nazwę scenerii...",
@@ -493,8 +497,10 @@
     "abbrev": "Skrót posterunku:",
     "lines-title": "Rzeczywiste linie",
     "project-title": "Projekt",
+    "additional-tools-title": "Dodatkowe narzędzia",
     "one-way-routes": "Szlaki jednotorowe",
     "two-way-routes": "Szlaki dwutorowe",
+    "no-data": "Brak informacji o tej scenerii",
     "option-active-timetables": "Aktywne rozkłady jazdy",
     "option-timetables-history": "Historia rozkładów PL1",
     "option-dispatchers-history": "Historia dyżurów PL1",
@@ -511,7 +517,9 @@
     "forum-topic": "Oficjalny wątek scenerii {name}",
     "pragotron-link": "Paletowa tablica informacyjna",
     "tablice-link": "Tablica informacyjna zbiorcza (autorstwa Thundo)",
-    "bottom-info": "Pokaż pełną historię w zakładce Dziennika"
+    "bottom-info": "Pokaż pełną historię w zakładce Dziennika",
+    "btn-show-internal-routes": "Pokazuj szlaki wewnętrzne",
+    "btn-hide-internal-routes": "Ukrywaj szlaki wewnętrzne"
   },
   "availability": {
     "title": "Dostępność",
diff --git a/src/managers/stationFilterManager.ts b/src/managers/stationFilterManager.ts
index a920da4..ecd730d 100644
--- a/src/managers/stationFilterManager.ts
+++ b/src/managers/stationFilterManager.ts
@@ -59,22 +59,29 @@ export const initFilters = {
   onlineFromHours: 0,
   minLevel: 0,
   maxLevel: 20,
-  minOneWayCatenary: 0,
   minOneWay: 0,
+  minOneWayCatenary: 0,
   minTwoWayCatenary: 0,
-  minTwoWay: 0,
+  minOneWayInt: 0,
+  minOneWayCatenaryInt: 0,
+  minTwoWayCatenaryInt: 0,
+  // minTwoWay: 0,
   authors: ''
 };
 
-export const initSliders = [
+export const sliderStates = [
   { id: 'maxVmax', minRange: 0, maxRange: 200, step: 10 },
   { id: 'minVmax', minRange: 0, maxRange: 200, step: 10 },
   { id: 'minLevel', minRange: 0, maxRange: 20, step: 1 },
   { id: 'maxLevel', minRange: 0, maxRange: 20, step: 1 },
-  { id: 'minOneWayCatenary', minRange: 0, maxRange: 5, step: 1 },
   { id: 'minOneWay', minRange: 0, maxRange: 5, step: 1 },
+  { id: 'minOneWayCatenary', minRange: 0, maxRange: 5, step: 1 },
   { id: 'minTwoWayCatenary', minRange: 0, maxRange: 5, step: 1 },
-  { id: 'minTwoWay', minRange: 0, maxRange: 5, step: 1 }
+  { id: 'minOneWayInt', minRange: 0, maxRange: 5, step: 1 },
+  { id: 'minOneWayCatenaryInt', minRange: 0, maxRange: 5, step: 1 },
+  { id: 'minTwoWayCatenaryInt', minRange: 0, maxRange: 5, step: 1 },
+  // { id: 'minTwoWay', minRange: 0, maxRange: 5, step: 1 },
+  // { id: 'minTwoWayInt', minRange: 0, maxRange: 5, step: 1 }
 ];
 
 export type StationFilter = keyof typeof initFilters;
@@ -109,7 +116,7 @@ export function setupFilters(currentFilters: Record<string, any>) {
   });
 }
 
-export function getChangedFilters(currentFilters: Record<string, any>): string[] {
+export function getChangedFilters(currentFilters: Record<string, any>): string[] {  
   return (
     Object.keys(currentFilters).filter(
       (filterKey) =>