Getaways with sauna

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.

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.

Rovaniemi, Lapland

A 12 m² glass igloo with a private hot tub near Rovaniemi, built for one-night stays for up to two guests.

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.

Jackson Hole, Wyoming

Heated geodesic domes five minutes from Jackson Hole Mountain Resort and Grand Teton National Park, with mountain views, sauna, and fire pit.

Elgin, Texas

A lakefront dome near Elgin, Texas with mini golf, a sauna, outdoor bath and hot tub, booked through Glampinghub.