Getaways with sauna

Fuji Five Lakes, Yamanashi

An upscale lakeside resort near Mt. Fuji with 16 cabins, domes and villas, each holding a private natural hot spring bath and sauna.

Hakuba, Nagano

A private-tent glamping stay near Hakuba with its own Finnish sauna and cold plunge, set against the Japan Alps about an hour from Nagano.

Big Island, Hawaii

A one-bedroom treehouse on a 3-acre fruit farm in the Kaloko rainforest near Kailua-Kona, Hawaii, with ocean views, a hot tub and sauna.

Taos, New Mexico

A single tipi on a 40-acre goji berry farm in San Cristobal, New Mexico, 10 miles north of Taos with mountain views and a shared hot tub.

Olympic Peninsula, Washington

A 20-foot-high treehouse over the water near Port Angeles, Washington, with two bedrooms, a hot tub and sauna, sleeping two.

Joshua Tree, California

A three-bedroom modern home on a hilltop acre in Yucca Valley, three miles from Joshua Tree National Park, with a private pool and hot tub.

Izu Peninsula, Shizuoka

Private glamping tents and lodges beside a forest stream in Nishiizu, Izu Peninsula, with outdoor sauna, hot tub, and pet-friendly sites.

Cave Junction, Oregon

A glamping tent set on 99 acres of forest along the Illinois River near Cave Junction, Oregon, with trail access, a hot tub and a sauna.

Catskills, New York

Gatherwild Ranch has eight glamping tents and ranch-style shelters spread across hillside farmland in the Catskills area of New York's Hudson Valley.

Olympic Peninsula, Washington

A treehouse with a hot tub, sauna, cold plunge and fireplace, sleeping up to 10 guests near the San Juan Islands, Washington.

Mendocino, California

A treehouse built around a living redwood in Mendocino, California, with a sauna, fireplace and mountain views, booked through Airbnb.

Santa Teresa, Puntarenas

A 13-bedroom treehouse retreat near Playa Hermosa in Santa Teresa, Costa Rica, built around a large sauna and jungle lookout decks.

Asheville, North Carolina

A-frame cabins, a treehouse, and a creekside sauna and cold plunge spread across 38 wooded acres near Asheville in Zirconia, North Carolina.

Jukkasjärvi, Norrbotten County

A Sami-run lodge near Jukkasjärvi with three accommodation styles, from a traditional reindeer-skin tent to a modern glamping tent, set amid reindeer herds.

Eagle County, Colorado

A treehouse-style vacation home in Eagle-Vail, Colorado with mountain views, a hot tub and a sauna, geared toward couples.