Isère, Auvergne-Rhône-Alpes, France
27.4 miles (44.1 km) · 6,394 ft elevation gain · Loop · trail · Route
GRP Tour des Coulmes (France) is a 27.4-mile loop route in Isère, Auvergne-Rhône-Alpes, France, gaining 6,394 feet of elevation. The route follows a rolling elevation profile. The terrain breaks into 8 distinct sections including 4 significant climbs. The longest climb covers 6.4 miles gaining 2,161 feet at an average 7.5% grade. About 52% of the terrain is runnable, with significant hiking sections. The route opens with a climb and finishes with a gradual climb.
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