Turtle Cove Spa — Your Harbor For Healing — offers Lake Ouachita's only lakeside spa experience right here at Mountain Harbor. Surrounded by the crystal-infused waters of Lake Ouachita, you'll find a wide array of spa treatments, including massages, facials, body treatments, crystal energy work and holistic therapies — everything you could want for a luxury spa vacation. Turtle Cove Spa was named 2021's "Best Spa in Arkansas" and one of the top 50 spas in North America by Spa Finder magazine.