diver

A diver performs with sardines as part of the summer events at the Coex Aquarium in Seoul, South Korea. The aquarium features 40,000 sea creatures from over 600 different species.

Ahn Young-joon/AP

A diver performs with sardines as part of the summer events at the Coex Aquarium in Seoul, South Korea. The aquarium features 40,000 sea creatures from over 600 different species.

A woman is helped after being pulled out by divers from a sunken ship in Jianli

Reuters

A woman is helped after being pulled out by divers from a sunken ship in Jianli, Hubei province. Divers pulled the 85-year-old woman from the hull of the passenger ship carrying 458 people that capsized on China’s Yangtze River on Tuesday.

A diver performs with sardines as part of summer vacation events at an Coex Aquarium in Seoul, South Korea, Wednesday, July 31, 2013.

Ahn Young-joon/AP

A diver performs with sardines as part of summer holiday events at Coex Aquarium in Seoul, South Korea.

A teenager living in a squatters area jumps from the railing of a bridge into murky waters off Manila Bay during summer in Tondo...A teenager living in a squatters area jumps from the railing of a bridge into murky waters off Manila Bay during summer in Tondo, Manila April 30, 2013.

Erik De Castro /Reuters

A teenager living in a squatter area jumps from the railing of a bridge into murky waters off Manila Bay during summer in Tondo, Manila.