- Welcome to the Underwater Observatory Marine Park, the number 1 attraction in Eilat and your window to the Red Sea. A tour of the Underwater Observatory Marine Park takes you into the wonderous underwater world. The park presents the visitor with a choice of the Aquarium Museum, the Shark Tank, the Turtle and Stingray Pool, the Underwater Observatories, the Reef Tanks and more. A visit to Eilat ...www.coralworld.com/eilat