The breakthrough of Thoraise is a canal that saves 4km of navigation on the Doubs. Provided you have a small boat.
On the upstream side, pay attention to the curtain …
You can go through on foot on a special footbridge or go through with the (house) - boat. The additional lighting is attached to the tunnel ceiling in the form …
Failing to visit, since it is private, the Château de Cléron can be admired from the heights of Cléron, but also from its gardens.
This medieval castle has been restored …