Challis, Idaho (population 2293, elevation 5283) is the county of seat of Custer County. It is located in Central Idaho on the Salmon River.
- Highway 93 (207 pictures) Downtown Challis is a quarter mile west of U93.
- Stanley, Idaho (17 pictures) Highway 75 from Challis follows the Salmon River to Stanley. You then have the option of crossing Banner Summit to get to Boise or Galena Summit to Sun Valley.
- Salmon River (137 pictures) Challis is on the Salmon River, near the Yankee Fork state park.
- Salmon, Idaho (84 pictures) Salmon Idaho is down river from Challis.