Angolan youths play in the waters below a waterfall in Huila near the Angolan city of Lubango, January 23, 2010. (Xinhua/Reuters Photo)

Girls stand under a waterfall in Huila near the Angolan city of Lubango January 23, 2010. (Xinhua/Reuters Photo)

A boy jumps into a pool below a waterfall in Huila near the Angolan city of Lubango January 23, 2010.(Xinhua/Reuters Photo)

A girl stands under a waterfall in Huila near the Angolan city of Lubango January 23, 2010. (Xinhua/Reuters Photo)

Angolan youths stand in the spray of the waters below a waterfall in Huila near the Angolan city of Lubango January 23, 2010. (Xinhua/Reuters Photo)

Girls play in the waters under a waterfall in Huila near the Angolan city of Lubango January 23, 2010. (Xinhua/Reuters Photo)