HW 4 (Ulm - Friedrichshafen)
Würzburg - Ulm - Friedrichshafen
This 146.4 km route is a major undertaking — excellent fitness, reliable navigation, and multi-day planning are required. End-to-end time is roughly 32 hours and 32 minutes.
Laid out as a circular walk, this trail finishes exactly where it begins — no need to arrange transport back or retrace your steps. Follow the HW 4 waymarkers throughout to stay on the official trail line.
As a National Walking Network (NWN) trail, this route represents a nationally recognised hiking corridor. Infrastructure and waymarking are maintained at a high standard.
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Hoogtedata van SRTM via OpenTopoData (open dataset).