If you don't know, the principle is simple:
Find the coordinates of the 42 caches on www.geocaching.com
La Dolce Via is closed from March 9 to March 20, between 9:00 a.m. and 4:30 p.m., near the Collège de l’Eyrieux, Route de l’Ancienne Gare, in Saint-Sauveur-de-Montagut.
A detour is in place via the Moulinon Bridge.
Thank you for your understanding.