Circuito de senderismo de 78.51 km desde Salinas de Bielsa. El desnivel positivo es de 4654 m, con una altitud entre 525 m y 1732 m. Duración estimada: 28 h 30 min. Municipio de salida: Salinas de Bielsa (Aragón, Espagne).
Esta ruta incluye 11 subidas significativas. Con un desnivel acumulado de 2576 m a lo largo de 25.30 km, con una pendiente media del 10.2%.
- Climb 1 (at km 7.09 km): +439 m over 3.46 km, average slope 12.7%
- Climb 2 (at km 9.31 km): +96 m over 910 m, average slope 10.6%
- Climb 3 (at km 25.18 km): +103 m over 1.18 km, average slope 8.7%
- Climb 4 (at km 31.59 km): +150 m over 1.99 km, average slope 7.5%
- Climb 5 (at km 34.85 km): +44 m over 421 m, average slope 10.5%
- Climb 6 (at km 39.39 km): +64 m over 722 m, average slope 8.9%
- Climb 7 (at km 48.97 km): +270 m over 2.25 km, average slope 12.0%
- Climb 8 (at km 81.98 km): +702 m over 4.98 km, average slope 14.1%
- Climb 9 (at km 86.30 km): +176 m over 1.42 km, average slope 12.4%
- Climb 10 (at km 89.40 km): +78 m over 1.09 km, average slope 7.2%
- Climb 11 (at km 101.27 km): +454 m over 6.88 km, average slope 6.6%
