Rupa feeding a turtle some coral while diving the Tiputa Pass in Rangiroa. There are only a couple of dive sites in Rangiroa, but every day is a unique experience. Today we saw a turtle, a few dolphins, and a couple dozen white-tipped reef sharks.
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.