Some explorers believed they had found unicorns depicted on rocks. The truth behind the paintings is far more interesting.
Amirr (centre) parades though his village ahead of the imbalu circumcision ritual. Imbalu begins with dance and music, as initiates visit relatives and friends to receive gifts.
Luke Drey/Getty Images
The ritual site becomes a communal classroom where songs and dances teach history, impart values and preserve cultural identity.
Emperor moth cocoon rattles on the ankles of a ritual dancer, Kalahari, 1959.
Jurgen Schadeberg, courtesy Claudia Schadeberg via Rock Art Research Institute, Wits University