100-Kilometer-Horizontale

100-Kilometer-Horizontale is a 85.8 km Regional Hiking hiking trail covering an interesting stretch of countryside.

This 85.8 km route is a major undertaking — excellent fitness, reliable navigation, and multi-day planning are required. End-to-end time is roughly 19 hours and 4 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 Hori100 waymarkers throughout to stay on the official trail line.

This trail forms part of the Regional Walking Network (RWN), linking local communities and natural features across the region. Waymarking is managed at the regional level.