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- Crater Lake National Park – A park of 183,224 acres surrounding the deepest lake in the United States lake with a depth of 1,943 feet (592 meters), and located in the southern part of the US State of Oregon.
- Fort Stevens State Park – A 3,700-acre nature and historical park near the mouth of the Columbia River along the Pacific coast in the northwest of the US State of Oregon.
- J. M. Honeyman Memorial State Park – A park of 505 acres along the Pacific coast of the US State of Oregon.
- John Day Fossil Beds National Monument – An area of 14,400 acres in three widely-separated noncontiguous units in the north-central part of the US State of Oregon, between the cities of Bend and Pendleton.
- Lake Tahoe Basin – An area that includes a lake, several state parks and recreation areas, several communities, and forest in the Sierra Nevada Mountains straddling the border of the US States of California and Nevada.
- Lassen Volcanic National Park – A park and wilderness area of 106,372 acres the southern Cascade Range in the northern part of the US State of California.
- Mojave National Preserve – A preserve of 1.6 million acres of mountains, jumble rocks, desert washes, and dry lakes, located in the southeastern part of the US State of California between Barstow and the border with the State of Nevada.
- Monterey Bay National Marine Sanctuary – A sanctuary consisting of a shoreline length of 276 miles and 5,322 square miles of ocean, located to the south of San Francisco, in the US State of California.
- Mount Rainier National Park – A park of 235,625 acres, most of which is wilderness, located in the Cascade Range and southeast of Seattle, in the US State of Washington.
- Olympic National Park – A wilderness park of 922,651 acres, located on the Olympic Peninsula in the northwestern part of the US State of Washington.
- Patrick’s Point State Park – A 640-acre park located just north of Eureka in the coast redwood country of the US State of California.
- Redwood National and State Parks – Three state parks and one national park, consisting of 112,513 acres, located near Crescent City, along the northwest coast of the US State of California.
