San Diego, California
Hotel spa at Carté Hotel San Diego Downtown with a heated saltwater pool, whirlpool, 28,000 sq ft fitness club with sauna and steam room, open to guests only.
$$$
Spas with thermal pool
27 spas match, page 2 of 2
The Spa at Four Seasons Chiang Mai
Resort SpaChiang Mai, Northern Thailand
A hotel spa inside the Four Seasons Resort Chiang Mai in Mae Rim, with sauna, steam room, cold plunge and thermal pools set among rice paddies, open to resort
$$$$Kimpton Grand Roatan Resort and Spa
Resort SpaWest Bay, Bay Islands Department
A beachfront resort spa on Roatán's West Bay Beach with a hydrotherapy circuit, thermal pool and ocean views, open only to hotel guests.
$$$$