The town of Mortain is located in the extreme south-east of the Manche department, at the crossroads of Pays de la Loire, Brittany and Lower Normandy.
It constitutes an important center of attraction due to this crossroads situation.
Mortain is also one of the 14 gate towns of the Normandy-Maine Regional Nature Park and is labeled Station Verte.
It is crossed by major cycling routes including La Véloscénie, La Vélomaritime and La VéloWestNormandy and has equipment to accommodate cyclists, namely: bike boxes with electrical outlets, inflation station, secure lockers.