A pair of divers explore the wreck of the Giannis D (originally Shoyo Maru) on the Abu Nuhas reef, Strait of Gubal, Red Sea, Egypt. By British photographer Alex Mustard. He's travelled the world snapping pictures of wrecked ships lying on the sea bed.
Cave Diving in Tulum, Mexico Photograph by Patrik Gustafsson, National Geographic Your Shot A diver explores a cenote in Tulum, Mexico. Ancient Maya believed that the rain god Chaak lived in these natural wells. Now they are giving archaeologists new ins