Adults Only
Stays for adults only, or for guests over a set age, as each one states it.
Stays

Ambiente, A Landscape Hotel
Ambiente stands among the red rocks of Sedona, an adults-only hotel built on the idea that the landscape should come first.
Sedona, Arizona

Castle Hot Springs
It is for adults only, with a minimum stay of two or three nights.
Morristown, Arizona

Chiva-Som
Guests aged 14 and over, three-night minimum.
Hua Hin, Thailand

La Casa de la Playa
La Casa de la Playa opened on December 13, 2021, created by Grupo Xcaret as an adults-only, all-inclusive retreat on the Riviera Maya.
Riviera Maya, Quintana Roo, Mexico

Little Palm Island Resort & Spa
A car-free, adults-only island in the Keys, with 30 thatched suites and no televisions.
Little Torch Key, Florida Keys, Florida

Mii amo
It is a Forbes Five-Star resort for guests aged 16 and over.
Boynton Canyon, Sedona, Arizona

Miraval Austin Resort & Spa
An all-inclusive, adults-only Hill Country retreat where treatments begin in the farm's herb beds.
Austin, Texas

Miraval Berkshires Resort & Spa
Adults 18 and over.
Lenox, Massachusetts

Nayara Bocas del Toro
Nayara Bocas del Toro is an adults-only resort on its own small island in the Bocas del Toro archipelago, close to the lively harbour of Bocas Town.
Isla Frangipani, Bocas del Toro, Panama

Nayara Springs
Nayara Springs sits in the rainforest at La Fortuna, facing Arenal Volcano in central Costa Rica, as the adults-only part of a Nayara complex that also includes Nayara Gardens and Nayara Tented Camp.
La Fortuna, Arenal, Costa Rica

Rancho La Puerta
Saturday-to-Saturday weeks, guests 14 and over.
Tecate, Baja California, Mexico

Sensei Lānaʻi, A Four Seasons Resort
The lodge opened in 1991, came under Four Seasons management in 2005 and was remade in 2019 as an adults-only wellness retreat built around the Sensei Way and its three paths: move, nourish and rest.
Lānaʻi City, Lānaʻi, Hawaii

Sequoia Lodge
The lodge is for adults only and has 14 suites, each with a balcony over the Piccadilly Valley, a sunken lounge, a fireplace clad in local sandstone, a freestanding bath and a moon window that frames the night sky.
Crafers, Adelaide Hills, South Australia

andBeyond Chobe Under Canvas
Ages 12 and over.
Chobe National Park, Botswana
Something particular in mind