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| Lighthouse |
| Metro and City Park |
| National Forest |
| National Historic Landmark |
| National Historic Site |
| National Historical Park |
| National Memorial |
| National Park |
| National Recreation Area |
| National Seashore |
| National Wildlife Area |
| National Wildlife Refuge |
| State Fish Hatchery |
| State Fishery Area |
| State Forest |
| State Historic Site |
| State Memorial |
| State Natural Area |
| State Nature Preserve |
| State Nursery |
| State Park |
| State Preserve |
| State Recreation Area |
| State Reserve |
| State Wildlife Area |
| State Wildlife Management Area |
| State Wildlife Refuge |
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| Mitchell Caverns State Park | State Park | 37.2 | Essex | California |
| Joshua Tree National Park | National Park | 51.5 | Twentynine Palms | California |
| Lake Havasu State Park | State Park | 56.5 | Lake Havasu City | Arizona |
| Cattail Cove State Park | State Park | 61.8 | Lake Havasu City | Arizona |
| Bill Williams River National Wildlife Refuge | National Wildlife Refuge | 69.2 | Lake Havasu City | Arizona |
| Heart Bar State Park | State Park | 90.4 | Angelus Oaks | California |
| Salton Sea National Wildlife Refuge | National Wildlife Refuge | 98.3 | Calipatria | California |