A photographer’s epic exploration of the valley tearing Africa apart

11 photos: A photographic exploration of the Great Rift Valley 11 photos A Gelada monkey perches on a cliff edge in the Simien Mountains, Ethiopia. The mountains are part of the Great Rift Valley, documented by South African photographer Shem Compion in his new book “The Rift: Scar of Africa.” Shem Compion 11 photos: A photographic exploration of the Great Rift Valley

A Gelada monkey perches on a cliff edge in the Simien Mountains, Ethiopia. The mountains are part of the Great Rift Valley, documented by South African photographer Shem Compion in his new book “The Rift: Scar of Africa.” Shem Compion

Maasai huts in the shadows beneath Ol Doinyo Lengai, an active volcano in Tanzania. Ol Doinyo Lengai is called the “Mountain of God” by the Maasai, said Compion, who scaled the volca