The rugged interior of Papua New Guinea has long drawn its share of explorers and adventurers to chart its remote jungles. But now, a new secret has been uncovered: racks and racks of human mummies and all of them remarkably intact despite years of exposure to tropical heat and humidity. Made and revered by the Anga tribes, they resemble no other type of mummy in the world. An expedition led by photographer Ulla Lohmann and scientist Ron Beckett sets out to finally reveal the mummy mystery...