Concrete · Whatcom County · WA
Sulphide Glacier Route is a 2.4-mile expert (double black) trail near Concrete, in Whatcom County, WA. It climbs 3,113 ft and descends 57 ft, between 6,044 ft and a high point of 9,122 ft. Mapped for hiking, trail running.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.