Bryan and Cherry Alexander / The men and children of the family place specially prepared food on the ground for the spirits during the Chukchi 'Festival of the Young Reindeer' during which young reindeer are sacrificed. Iultinsk...

Bryan and Cherry Alexander / Reindeer are brought to the camp at first light during the Chukchi 'Festival of the Young Reindeer' begins. Iultinsky District, Chukotka, Siberia, Russia, August 2013.

Bryan and Cherry Alexander / At the end of the Chukchi Festival of Young Reindeer', Rita Votgyrgina, collects small stones to place on burial mound (Melgynvyn) where the powdered bones of sacrificed reindeer are buried, close to...

Bryan and Cherry Alexander / Nadia Takui, a Chukchi girl, dressed in a new Kerker (reindeer skin coverall) stands by a ritual fire at the entrance of a Yaranga (tent) at the start of the Chukchi 'Festival of the Young Reindeer' a...

Bryan and Cherry Alexander / Yaroslava Votgyrgina, Chukchi girl aged 5 years, watches the proceedings of the Chukchi 'Festival of the Young Reindeer,' at a herders' camp. Iultinsky District, Chukotka, Siberia, Russia, August 2013...

Bryan and Cherry Alexander / Yarosalva and Nadia, two Chukchi girls, stand by the entrance of a Yaranga (tent) while Tamara, Nadia's mother, tends a ritual fire at the start of the Chukchi 'Festival of the Young Reindeer' at a he...

Bryan and Cherry Alexander / Yarosalva and Nadia, two Chukchi girls, stand by a ritual fire at the entrance of a Yaranga (tent) and watch the start of the Chukchi 'Festival of the Young Reindeer' at a herders' summer camp. Iultin...

Christophe Courteau / Voodoo / Vodun priestesses at ceremony, Grand Popo, Benin, Africa, February 2011.

Christophe Courteau / Voodoo / Vodun priests and priestesses at Voodoo sacrifice ceremony, Benin, February 2011.

Christophe Courteau / Voodoo / Vodun priests and priestesses at Voodoo sacrifice ceremony, Benin, February 2011.

Christophe Courteau / People dipping hands into blood of ducks sacrificed in thanks to The Orishas / Loa (spirits of life and nature) during a Voodoo / Vodun ceremony, Benin, February 2011.

Christophe Courteau / Blood of ducks sacrificed in thanks to The Orishas / Loa (spirits of life and nature) during a Voodoo / Vodun ceremony, Benin, February 2011.