The Blackfoot Indians worshiped the sun as their main god and also believed in a supernatural being named Napi. Many of the religious ceremonies of the Blackfoot Indians revolved around dancing.
The Sun Dance was the most important ceremony of the Blackfoot Indians, and it was held every year in the summer. The Blackfoot Indians often built sweat lodges along the banks of the rivers. These structures had a religious function and the tribe members used them to worship Mother Earth. The Blackfoot used drums for both religious and social ceremonies. Their traditional costumes were made from the hides of deer, buffalo, antelope and elk.