MTB Loop — 29 km
Sample track for gpxviewer.app — Twisty track — a good replay demonstration. The route follows real public roads and paths in Uetliberg forest, Zürich, generated with the BRouter engine over OpenStreetMap data; the timestamps are synthetic and there is no personal GPS recording. Route geometry © OpenStreetMap contributors, ODbL.
gpxviewer.app

MTB Loop — 29 km