Running
Bieler 100 km Training
100 km

Running
Bieler 100 km Training
100 km
Running
Marathon
42.2 km
Running
RUN 1 - 42 km
42 km
Running
RUN 12h
12 km
Running
RUN 6h
6 km
Running
RUN 3h
3 km
Trail
Online Meeting
Start: Mar 28, 08:00 PM
A self-sufficient ultra running event held in Switzerland, challenging participants over multiple distances in a scenic, endurance-testing environment.
Monthly averages based on historical data (2000–present).
Last updated: Jun 5, 2026, 11:46:24 PM
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On your marks
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