Le Trou Bleu - VTT - n°56
LIEU_DE_DEPART : HAUTS DE BIENNE
Circuit along the water leading to a resurgence of the lakes of Bellefontaine and des Mortes: le Trou Bleu (the Blue Hole). Discovery of the Hirondelles line with the Saillard viaduct. Playful walk with the Himalayan footbridges which allow you to cross the river. Nearby point of interest The...