If you wish to learn how to dive, take a Resort Certification Scuba Diving Course so as not to miss out on the beauty, not to mention excitement, of Aruba's underwater world. Divers with Open Water Certification can enjoy the many diving sites Aruba has to offer; go wall diving, reef diving, or explore wrecks sunk during World War II. If a visitor prefers to remain close to the surface and snorkel, they may enjoy not only the beauty of the coral formations, but also the wreck sites with a visibility, at some sites, of 100 feet.