In 1989, CEDAM International (a diving organization) came out with its list of Seven Wonders of the Underwater World. The following seven wonders were announced at the National Aquarium in Washington DC - Palau Reefs; Belize's Barrier Reef; the Great Barrier Reef; Deep-Sea Vents, Ecuador; Galápagos Islands; Lake Baikal, Russia; Northern Red Sea, Africa.