Grand Hyatt Scottsdale Resort
Hotel SpaScottsdale, Arizona
Adults-only resort spa in Scottsdale with sauna, steam, cold plunge and thermal pools, open only to hotel guests.
$$$$
Spas with cold plunge
7 spas match
Hard Rock Hotel San Diego
Hotel SpaSan Diego, California
A 21-and-over hotel spa in San Diego's Gaslamp Quarter with sauna, steam room, cold plunge and thermal pools, open to hotel guests only.
$$$$JW Marriott Marquis Miami
Hotel SpaMiami, Florida
A hotel spa in downtown Miami with a day pass covering sauna, steam, cold plunge and thermal pools, plus 13 treatments on the menu.
$$Le Meridien New Orleans
Hotel SpaNew Orleans, Louisiana
Hotel spa and rooftop wellness deck in New Orleans' CBD with sauna, steam, cold plunge and thermal circuits, restricted to guests 21 and up.
$$$Miami Marriott Biscayne Bay
Hotel SpaMiami, Florida
Hotel spa deck in downtown Miami with sauna, steam room, cold plunge and thermal pools overlooking Biscayne Bay, day passes from $50.
$Scottsdale Marriott Old Town
Hotel SpaScottsdale, Arizona
An adults-only hotel spa in Old Town Scottsdale with sauna, steam room, cold plunge and thermal pools, open to hotel guests 21 and up.
$$$Eden Roc Miami Beach
Hotel SpaMiami, Florida
A hotel spa at Eden Roc Miami Beach in Mid-Beach with sauna, steam room, cold plunge and thermal circuits, open to resort guests only.
$$$
