Change map layer

solution-1.html

@@ -17,8 +17,8 @@
 		
 	//Add tile layer to the map - this will give you a cartographic "layer" (and adds appropriate attribution); without it, you would just see a gray rectangle.
 	//See https://leaflet-extras.github.io/leaflet-providers/preview/ for the list and demos of different providers 
-		L.tileLayer('http://{s}.tile.openstreetmap.fr/hot/{z}/{x}/{y}.png', {
-			attribution: '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>, Tiles courtesy of <a href="http://hot.openstreetmap.org/" target="_blank">Humanitarian OpenStreetMap Team</a>'
+		L.tileLayer('http://{s}.tiles.wmflabs.org/bw-mapnik/{z}/{x}/{y}.png', {
+			attribution: '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>'
 		})		
 		.addTo(map);