Getaways with groups

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.

Rovaniemi, Lapland

A glass-walled Arctic lodge beside the Ounasjoki River, 10 minutes from Rovaniemi, with a private 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.

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.