Temptation is loath to officially call itself a swingers' resort, but that’s essentially what it is. Most people attend as couples, but there are a few singles floating around looking for action 3 Sexiest Adults-Only Resorts in Cancun and Riviera Maya, Mexico. Take it off and lose your inhibitions at these clothing-optional all-inclusive resorts. By Charyn Pfeuffer. March 23, 2018. More Caribbean & Mexico. Latest. Close to Home. Barbary Beach House Key West is a Haunting Good Spot for a Spooky Escape.