Map switcher for the Strava.com website This extension adds additional map layers to Strava.com: * mapy.cz (Outdoor, Winter, Aerial) * openstreetmap.org (+ OpenCycleMap, Transport, Outdoors, …) * mtbmap.cz * freemap.sk * mtbmap.no * kartverket.no Map switching is available in both activity details, route planner and heatmaps.