N38 : La Vallee de l'Etangsort
TRESSON
Along a former railway line, discover the town of Montoir-de-Bretagne and its connection with the marshes.
Take a stroll along the banks of the Sarthe river and let the light that has inspired so many artists wash over you.
While walking, you can admire the flora and fauna, the historical heritage of the villages that you'll cross.