A Pakistani boy jumps from a hill in to a stream, where he and other boys swim to beat the heat, on the outskirts of Islamabad. – Photo by AP

An Afghan refugee boy pours water on Doost Hamid, 7, bottom center, while bathing at a water point in a slum area on the outskirts of Islamabad. People in Pakistan are facing shortage of water due to the low level of water in the country's dams, according to Pakistani Meteorological Department. – Photo by AP

A Pakistani local singer performs for his living at Lake View park on the outskirts of Islamabad, Pakistan. – Photo by AP

A man is silhouetted against the sun as he sits in a mosquito net early morning atop of a tanker, which was used to carry fuel for NATO forces in Afghanistan, parked at a compound in Karachi. – Photo by Reuters

A Pakistani stockbroker is reflected in a monitor as he watches the latest share prices during a trading session at The Karachi Stock Exchange (KSE) in Karachi. – Photo by AFP

Pakistani farmers sit in a truck loaded with watermelons as they bargain with dealers at a fruit market in Lahore. Watermelon is considered an essential seasonal fruit to beat the summer heat and avoid dehydration. – Photo by AFP

Pakistani customers have their hair cut at a roadside shop in Islamabad. – Photo by AP

Tanker trucks, used to transport fuel to NATO forces in Afghanistan, are seen parked near oil terminals in Pakistan's port city of Karachi. Islamabad shut its Afghan border crossings to NATO supplies after US air strikes killed 24 soldiers last November. – Photo by AFP