Seven Wonders of the Underwater World
Here's a list of the Seven Wonders of the Underwater World:
 
 - Palau
 - Belize Barrier Reef, Belize
 - Great Barrier Reef, Australia
 - Deep-sea hydrothermal vents (worldwide)
 - Gal��pagos Islands, Ecuador
 - Lake Baikal, Russia
 - Northern Red Sea, bordered by Saudi Arabia and Yemen on the eastern shore, and Egypt, Sudan, Eritrea, and Djibouti on the western shore