Marmaris Atlantis Waterpark Marmaris Atlantis Waterpark, the biggest in Marmaris, features a full-day of fun for the entire family. Atlantis Marmaris Waterpark offers full of attractions for fun-lovers of all ages, with numereous slides, kids pool, wave pool, mini golf, bowling, restaurants, bars and entertainment. Atlantis Marmaris and Icmeler Waterpark, Atlantis Marmaris in Waterpark is located right on the sea front with private beach and offers free sunbeds and umbrellas all day long.