View of the Hot Springs Campground at Hart Mountain Antelope Refuge (Oregon).

Bog Hot Springs (Nevada)

A very toasty tub of hot water water at Harney Hot Springs (Oregon).

Hot springs on a Malheur River island near Juntura (Oregon).

An unusually quiet moment at McCredie Hot Springs (Oregon). The spring and site of a former resort that was washed away in a flood sits a few feet from the Middle Fork Willamette River but is also a frisbee toss from a major highway.

Diana's Punchbowl, Monitor Valley (Nevada). The pool of water at the bottom is reported to be about 135F.

Left: Steaming spatter cones near Pahoa, Big Island (Hawaii). Right: Entry into a spatter cone steam room.

Ahalanui County Park warm pond on the Puna Coast of the Big Island, Hawaii. Following a 1960 eruption, the formerly cool pool had been naturally geothermally-heated. The pool - along with the nearby Kapoho Warm Ponds - was finally claimed in early July of 2018 by lavas originating from fissure eruptions associated with the East Rift Zone of Kilauea Volcano.

A warm pool of fresh water near Isaac Hale State Park, Puna Coast of the Big Island. So far, the pool remains untouched by the 2018 eruptions in this area.

Travertine deposits and caves at Soda Dam Hot Springs, Jemez Mountains, New Mexico.

Inside the Soda Dam travertine cave, a small hot pool surprise, Jemez Mountains (New Mexico).

Summer Lake Hot Springs, Oregon Great Basin. There's a warm swimming pool hiding inside the barn.

Sunset at Harney Lake Hot Springs (Oregon)


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