Ruta de los Castillos

14.70 km loop hiking starting from Santa Cruz del Fierro. Elevation gain is 749 m, with altitude ranging from 512 m to 875 m. Estimated time: 5 h 10 min. Starting town: Santa Cruz del Fierro (Euskadi, Espagne).

This hike includes 3 significant climbs. With a total elevation gain of 437 m across 3.85 km, with an average slope of 11.4%.

• Climb 1 (at km 1.56 km): +140 m over 1.34 km, average slope 10.5%
• Climb 2 (at km 4.04 km): +220 m over 1.70 km, average slope 12.9%
• Climb 3 (at km 14.00 km): +77 m over 806 m, average slope 9.6%