Visit the defensive fortifications of Roche-la-Croix, which overlook the Ubayette. Two eras, two military styles (Séré de Rivières and Maginot Line).
From Meyronnes, the route crosses the Ubayette river and then climbs through the Silve woods to reach the upper fort of Roche-la-Croix.
It then descends to the lower redoubt before returning to Meyronnes via a pretty winding path.
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