Sea Mountain Inn

The original Sea Mountain Inn sits in Desert Hot Springs in California's Coachella Valley, roughly ten minutes from Palm Springs International Airport and within easy reach of Joshua Tree. The property markets itself as an adults-only nude resort and spa built around natural hot mineral pools, with most amenities — pools, hot tubs, sauna, lounge — operating as clothing-optional. A sister property in Las Vegas extends the brand into a second domestic location for couples wanting a long-weekend lifestyle trip without flying internationally.

Sea Mountain's positioning is intentionally smaller-scale than the major Caribbean resorts. The Desert Hot Springs site lists itself as targeting couples and women, with single-male access either restricted or absent, and the room count is well below what a Negril or Cancun resort offers. The Greater Palm Springs visitor bureau lists it among the area's clothing-optional options, alongside the region's broader naturist and resort scene.

The mineral-spring infrastructure differentiates it from most lifestyle properties. The therapeutic pools run between roughly 98 and 104 degrees Fahrenheit, drawn from the same desert aquifer that feeds the rest of Desert Hot Springs' spa industry, and the resort programming weaves themed weekends and events around that core attraction rather than the high-volume nightclub model that defines a Hedonism or Secrets Hideaway. For West Coast couples it operates as the closest year-round lifestyle resort with on-site overnight accommodations.