 | | Arco, Idaho | | Includes Howe, Leslie, and Mackay |  |
| | Wilderness Areas |  | |
| | Craters of the Moon National Wilderness Area | | This area is described as a "weird and scenic landscape." It was established in 1924 to preserve the volcanic features of the lava field that stretches across 750,000 acres. This area is excellent for wildlife viewing. |
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