Martinsdale · Meagher County · MT
FS 646 is a 3.6-mile intermediate (blue) trail near Martinsdale, in Meagher County, MT. It climbs 1,410 ft and descends 1,173 ft, between 6,107 ft and a high point of 6,776 ft. The surface is dirt. Mapped for mountain biking, ohv.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.