West Africa is the birthplace of Voodoo; in Togo and Benin ancestors commingle with the living. Whether its vulture heads for sale at a fetish market or sacred bloodstained altars, Voodoo is always front and center. In episode six, Art Wolfe visits villages known for their vibrant inhabitants and intense rituals and discovers frenzied trances, powerful masked dances and an extraordinary fire-eating ceremony - all part of everyday life.