The Championship of Champions Saturday September, 23, 2023 enjoyed Indian relay horse racing at its finest in Casper, Wyoming. Fort Pierre, SD – The 10th Annual HNIRC Championship of Champions was held at the Stanley County Fairgrounds Sept. 22-24, 2023. America’s oldest known competition, Indian Relay is exploding onto the western sporting scene as the most exciting extreme sport! The Championships are the culmination grueling competitions between Native Americans and First Nations of Canada athletes. The 2023 Championship of Champions may be the largest gathering to ever witness Indian Horse Relay, with the best inter-tribal competition ever assembled.