Tropical islands is a tropical resort known for being housed in under one of the world’s largest free-standing structures. This allows Tropical Island to be open all year round regardless of weather. In addition to its truly outstanding dome structure the resort offers many attractions including Germany’s highest water slide tower, a tropical sauna along with spa complex and the outdoor area Tropical Islands AMAZONIA which is open all year round. Located in the outdoor area you will find Murphys Waves Double Surf-Air.