Chamonix-Mont-Blanc GPS tracks
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![UTMB 2020 GPS track, route, trail](/pub/tracks/kwt6/lmbb3/icon.jpg)
UTMB 2020
France > Auvergne-Rhône-Alpes > Upper Savoy > Chamonix-Mont-Blanc > Les Bossons
Total: 171.3km
Distance: 168.1 Km • Elevation gain: 10,526 m • Maximum elevation: 2,574 m