Timeline
Aleksandr went mountain biking
October 19, 2025
Secret Object A – South Tunnel
Recommended for MTB or gravel bikes with good tires. Moderate climbs and technical sections included.
The route starts on bike paths (about 6 km of asphalt) and quickly transitions onto rough, rocky roads unsuitable for a standard city bike. Later sections improve slightly but remain uneven and challenging. In some…
Time
Distance
Speed
Ascent
Descent