Circuito de senderismo de 73.92 km desde San Donato. El desnivel positivo es de 2924 m, con una altitud entre 48 m y 622 m. Duración estimada: 26 h 40 min. Municipio de salida: San Donato (Toscana, Italie).
Esta ruta incluye 10 subidas significativas. Con un desnivel acumulado de 1738 m a lo largo de 22.22 km, con una pendiente media del 7.8%.
- Climb 1 (at km 37.89 km): +265 m over 4.08 km, average slope 6.5%
- Climb 2 (at km 45.42 km): +191 m over 2.40 km, average slope 8.0%
- Climb 3 (at km 58.26 km): +348 m over 5.92 km, average slope 5.9%
- Climb 4 (at km 63.55 km): +120 m over 1.60 km, average slope 7.5%
- Climb 5 (at km 69.95 km): +213 m over 2.05 km, average slope 10.4%
- Climb 6 (at km 74.01 km): +161 m over 1.71 km, average slope 9.4%
- Climb 7 (at km 78.48 km): +189 m over 1.48 km, average slope 12.8%
- Climb 8 (at km 86.06 km): +93 m over 624 m, average slope 14.9%
- Climb 9 (at km 94.31 km): +70 m over 1.27 km, average slope 5.5%
- Climb 10 (at km 96.75 km): +88 m over 1.09 km, average slope 8.1%
