Owen Cabin Hot Spring is located in Custer County, Idaho, a remote mountainous region of the American West. With a near-neutral pH of 7.3, this thermal spring flows in the open air, reachable by those willing to venture off the beaten path for an improvised wild soak.
Insider tip — Owen Cabin Hot Spring in the Middle Fork Salmon River drainage, Custer County, Idaho — a remote backcountry spring in the Frank Church-River of No Return Wilderness. Named after a historic trapper's or rancher's cabin. Accessible only by river trip, floatplane, or long backpack. World-class wilderness soaking in one of America's largest roadless areas.