Distance : 10 km
Walking - Duration (average): 3h
Walking - Level: Difficult
Elevation gain: 275 D+
Départ : SAINT-LEONARD-DES-BOIS
The geological history trail is marked out at 8 stages where you'll find information desks. Along the way, on the heights of the Sarthe, be surprised by the mountainous character of the Alpes Mancelles.
