During the dry season in Sudan, drinking water is drawn from depressions in a riverbed.

Donkeys, beasts of burden and a main source of transportation, at a water filling station in the Darfur region of Sudan.

A cart is used to transport people, as well as goods.

A dance of celebration.

The shower must be filled by hand.

Arabs take very good care of their camels.

A view of the Medicins Sans Frontiers compound in Mukjar.

Many displaced Africans live in huts in Mukjar.

The walls of this well in the Kalma refugee camp collapsed from the weight of the surrounding dirt.

Four-wheeled vehicles fall victim to the wet season.

Another view of the dry-season water supply, mud holes in Chad.

Much time was spent repairing hand-pump wells like this one near Um Kher.