Circuito de senderismo de 99.69 km desde Parc National des Pyrénées Occidentales. El desnivel positivo es de 11419 m, con una altitud entre 691 m y 2749 m. Duración estimada: 39 h 20 min. Municipio de salida: Parc National des Pyrénées Occidentales (Occitanie, France).
Esta ruta incluye 12 subidas significativas. Con un desnivel acumulado de 3883 m a lo largo de 27.08 km, con una pendiente media del 14.3%.
- Climb 1 (at km 7.65 km): +156 m over 1.48 km, average slope 10.5%
- Climb 2 (at km 15.01 km): +557 m over 4.04 km, average slope 13.8%
- Climb 3 (at km 24.37 km): +670 m over 4.01 km, average slope 16.7%
- Climb 4 (at km 37.82 km): +36 m over 191 m, average slope 18.9%
- Climb 5 (at km 44.66 km): +237 m over 1.86 km, average slope 12.8%
- Climb 6 (at km 51.17 km): +224 m over 1.75 km, average slope 12.8%
- Climb 7 (at km 62.58 km): +196 m over 1.29 km, average slope 15.2%
- Climb 8 (at km 73.64 km): +405 m over 2.65 km, average slope 15.3%
- Climb 9 (at km 83.28 km): +692 m over 5.62 km, average slope 12.3%
- Climb 10 (at km 88.67 km): +578 m over 3.26 km, average slope 17.7%
- Climb 11 (at km 93.06 km): +35 m over 391 m, average slope 9.0%
- Climb 12 (at km 94.97 km): +97 m over 528 m, average slope 18.4%
