Hamer Jumping of the Bulls initiation ceremony, naked initiate running over backs of bulls or cows, Turmi, Lower Omo valley, Ethiopia, Africa

Festival goers at a torii gate at Hadaka matsuri (Naked Festival), Hofu city, Yamaguchi Prefecture, Japan, Asia

Rice bales being carried through a torii gate at Hadaka Matsuri (Naked Festival), Hofu city, Yamaguchi Prefecture, Japan, Asia

Mikoshi portable shrine being carried at Hadaka Matsuri (Naked Festival), Hofu city, Yamaguchi Prefecture, Japan, Asia

Women carrying a mikoshi portable shrine at Hadaka Matsuri (Naked Festival), Hofu city, Yamaguchi Prefecture, Japan, Asia

Rice bales being carried at Hadaka Matsuri (Naked Festival), Hofu city, Yamaguchi Prefecture, Japan, Asia

Young Hamer boy running above bulls to become a full adult, Jumping of the Bull ceremony, Omo Valley, Ethiopia, Africa

Dancers taking part in traditional Rio Carnival in Rio de Janeiro, Brazil

Dani men cutting up cooked pig at Pig Festival, Baliem Valley, West Papua, Indonesia, Southeast Asia, Asia

Naked sadhus await the continuation of their procession at the Kumbh Mela in Allahabad India.

Naked sadhus return to their camps along the Ganges river after having taken a holy and purifying dip during the maha Kumbh mela in Allahabad India.