Camino natural de Ebro - Cantabria

Tramo cantábrico del GR 99

This 79.7 km route is a major undertaking — excellent fitness, reliable navigation, and multi-day planning are required. End-to-end time is roughly 17 hours and 43 minutes.

Point-to-point in layout, this trail takes you from A to B across the landscape. Consider your return logistics before heading out. The trail is officially waymarked as GR 99, so look out for the trail markers along the way.

This route is part of the National Walking Network (NWN) — a flagship trail maintained to national standards, often following scenic or historically significant corridors.