diff --git a/src/components/merge/VisualizeTrack.tsx b/src/components/merge/VisualizeTrack.tsx
index 5430d90..b65c24f 100644
--- a/src/components/merge/VisualizeTrack.tsx
+++ b/src/components/merge/VisualizeTrack.tsx
@@ -53,39 +53,7 @@ const VisualizeTrack: React.FC<VisualizeTrackProps> = ({
     [0, 0],
     [0, 0],
   ])
-  const [baseLayer, setBaseLayer] = useState('OpenStreetMap')
-  const baseLayers = {
-    OpenStreetMap: (
-      <TileLayer
-        attribution='&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
-        url='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'
-      />
-    ),
-    OpenTopoMap: (
-      <TileLayer
-        attribution='Map data: &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, <a href="http://viewfinderpanoramas.org">SRTM</a> | Map style: &copy; <a href="https://opentopomap.org">OpenTopoMap</a> (<a href="https://creativecommons.org/licenses/by-sa/3.0/">CC-BY-SA</a>)'
-        url='https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png'
-      />
-    ),
-    CyclOSM: (
-      <TileLayer
-        attribution='<a href="https://github.com/cyclosm/cyclosm-cartocss-style/releases" title="CyclOSM - Open Bicycle render">CyclOSM</a> | Map data: &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
-        url='https://{s}.tile-cyclosm.openstreetmap.fr/cyclosm/{z}/{x}/{y}.png'
-      />
-    ),
-    CartoDB: (
-      <TileLayer
-        attribution='&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors &copy; <a href="https://carto.com/attributions">CARTO</a>'
-        url='https://{s}.basemaps.cartocdn.com/rastertiles/voyager/{z}/{x}/{y}{r}.png'
-      />
-    ),
-    'Esri.WorldImagery': (
-      <TileLayer
-        attribution='Tiles &copy; Esri &mdash; Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
-        url='https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}'
-      />
-    ),
-  }
+
   const polylineRef = createRef<LeafletPolyline>()
   const tracknameRef = useRef('')
   const tracknameInputFieldRef: React.RefObject<HTMLElement> = useRef(null)
@@ -263,45 +231,32 @@ const VisualizeTrack: React.FC<VisualizeTrackProps> = ({
       </div>
 
       <MapContainer bounds={bounds}>
+        <TileLayer
+          attribution='&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
+          url='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'
+        />
         <LayersControl position='topright'>
-          <LayersControl.BaseLayer
-            name='OpenStreetMap'
-            checked={baseLayer === 'OpenStreetMap'}
-            onChange={() => setBaseLayer('OpenStreetMap')}
-          >
-            {baseLayers['OpenStreetMap']}
-          </LayersControl.BaseLayer>
-          <LayersControl.BaseLayer
-            name='OpenTopoMap'
-            checked={baseLayer === 'OpenTopoMap'}
-            onChange={() => setBaseLayer('OpenTopoMap')}
-          >
-            {baseLayers['OpenTopoMap']}
-          </LayersControl.BaseLayer>
-          <LayersControl.BaseLayer
-            name='CyclOSM'
-            checked={baseLayer === 'CyclOSM'}
-            onChange={() => setBaseLayer('CyclOSM')}
-          >
-            {baseLayers['CyclOSM']}
+          <LayersControl.BaseLayer name='Streets' checked={true}>
+            <TileLayer
+              attribution='&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
+              url='https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png'
+            />
           </LayersControl.BaseLayer>
-          <LayersControl.BaseLayer
-            name='CartoDB'
-            checked={baseLayer === 'CartoDB'}
-            onChange={() => setBaseLayer('CartoDB')}
-          >
-            {baseLayers['CartoDB']}
+          <LayersControl.BaseLayer name='Topo'>
+            <TileLayer
+              attribution='Map data: &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, <a href="http://viewfinderpanoramas.org">SRTM</a> | Map style: &copy; <a href="https://opentopomap.org">OpenTopoMap</a> (<a href="https://creativecommons.org/licenses/by-sa/3.0/">CC-BY-SA</a>)'
+              url='https://{s}.tile.opentopomap.org/{z}/{x}/{y}.png'
+            />
           </LayersControl.BaseLayer>
-          <LayersControl.BaseLayer
-            name='Esri.WorldImagery'
-            checked={baseLayer === 'Esri.WorldImagery'}
-            onChange={() => setBaseLayer('Esri.WorldImagery')}
-          >
-            {baseLayers['Esri.WorldImagery']}
+          <LayersControl.BaseLayer name='Satellite'>
+            <TileLayer
+              attribution='Tiles &copy; Esri &mdash; Source: Esri, i-cubed, USDA, USGS, AEX, GeoEye, Getmapping, Aerogrid, IGN, IGP, UPR-EGP, and the GIS User Community'
+              url='https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}'
+            />
           </LayersControl.BaseLayer>
         </LayersControl>
         <Polyline
-          pathOptions={{ fillColor: 'red', color: '#1a73e4' }}
+          pathOptions={{ fillColor: 'red', color: '#27e' }}
           positions={positions}
           ref={polylineRef}
         />