The Cascade–Siskiyou National Monument is a United States national monument that protects 114,000 acres (46,134 ha) of forest and grasslands at the junction...

passes through nine wilderness areas, Crater Lake National Park, and Cascade-Siskiyou National Monument. Historically known as the Oregon Skyline Trail...

Siskiyou National Forests were administratively combined in 2004. Now, the Rogue River–Siskiyou National Forest ranges from the crest of the Cascade Range...

one of the oldest formations of the Cascade Range. The rock is protected by the Cascade–Siskiyou National Monument and the Soda Mountain Wilderness. Several...

Lava Beds National Monument is located in northeastern California, in Siskiyou and Modoc counties. The monument lies on the northeastern flank of Medicine...

Grants Pass, Oregon. The Cascade–Siskiyou National Monument protects 52,940 acres (214 km2) at the junction of the Siskiyou and Cascade ranges. There are three...

Americans entered the Shasta Cascade region by coming south along the Siskiyou Trail from Oregon, or north along the Siskiyou Trail from central California...

recovery. Newberry National Volcanic Monument includes the area around Newberry Volcano in central Oregon. Cascade–Siskiyou National Monument is located in...

(east) Siskiyou County, California (south) Josephine County (west) Cascade–Siskiyou National Monument Crater Lake National Park (part) Klamath National Forest...

in the southern part of the Cascades, John Day Fossil Beds National Monument east of the Cascades, Lewis and Clark National Historical Park on the north...