The Mayenne Viaduct is an impressive bridge that spans the Mayenne River for 300 meters and offers two ways to cross it: at road level with a bike or car, …
It is the castle that gave its name to the town. Only the fortifications remain. These ramparts are more than millennia old and were built in the 11th century.
The Mirwault lock is the entrance for boaters to Château-Gontier. It is now mechanized and fully automated. The lock keeper is responsible and can take over if necessary. It's worth stopping by to see it in action.