openclimbing.org is an open platform for climbing guides and maps. Topos and photos are stored in OpenStreetMap and Wikipedia projects, so they can be edited by anyone.
Skály u Pekelského mlýna
Climbing Area
Climbing sectors in Skály u Pekelského mlýna
All map data is from OpenStreetMap, a map created by millions of contributors — similar to Wikipedia. You can find Edit button on each map feature.