if you are interested in water parks too, Atlantis at Bahamas would be a nice option. Link: https://www.atlantisbahamas.com/?ITT=Logo_TopNav
Or, Tulum is another great place to take a rest - imo, it's certainly better than cancun. Example hotel: https://www.tripadvisor.com/Hotel_Review-g150813-d1220513-Reviews-El_Pez_Colibri_Boutique_Hotel-Tulum_Yucatan_Peninsula.html