Aubad Tulln features a 12 acre swimming lake with an island in the middle of it, all set on extensive grounds near the Danube wetlands. Besides a 45 m water slide and an extra-wide 18 m water slide, the lake has several playgrounds along its shores plus an adventure play stream, a giant floating octopus, a sand beach for children as well as beach volleyball courts, areas for various types of ball games, a fitness course, grilling sites (advance reservations required) and much more.