Watch Bombuj. Beginning of the sextenary festival of the Sigui among the Dogon of the Bandiagara cliff in Mali. This first ceremony takes place at the village of Yougo Dogorou. The men, shaved and dressed in ritual clothes of the Sigui, enter the public square dancing the snake dance. They honor the terraces of the famous dead of the last sixty years and go to drink the sacramental millet beer.