Umpqua National Forest
…to 6,878 feet (2,096 m) and separates the drainages of the Rogue and Umpqua rivers. The wilderness includes sub-alpine meadows and old-growth forests. Mount Thielsen is a 55,100-acre (223 km2) wilderness area, 21,593 acres (87.38 km2) of which is located inside the National Forest. (The rest lies in either Winema…