Roslyn · Kittitas County · WA
Koppen Mountain Trail is a 12.1-mile trail near Roslyn, in Kittitas County, WA. It climbs 6,738 ft and descends 6,738 ft, between 4,684 ft and a high point of 6,023 ft. Mapped for hiking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.