Barth Hot Springs lies in Idaho County, Idaho. The site offers an indoor bath, an outdoor bath, a sauna and a massage area, set in an unspoiled natural landscape.
Insider tip — Barth Hot Springs near the Middle Fork of the Salmon River in Idaho County — deep in the Frank Church Wilderness, one of America's most remote wild areas. A legendary backcountry hot spring accessible via multi-day river trip on the Middle Fork Salmon River. World-class whitewater rafting and hot springs combined.