Altona · Boulder County · CO
Lichen Loop is a 0.1-mile trail near Altona, in Boulder County, CO. It climbs 21 ft and descends 0 ft, between 6,052 ft and a high point of 6,076 ft. The surface is dirt. 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.