Trick riding by the Riata Ranch Cowboy Girls, based in California, is a crowd favorite of Cheyenne Frontier Days. All of their horses are loved and well cared for but the bond between trainer Sarah Thompson and 15-year-old California is especially unique. He was adopted out of a Cirque du Soleil show and the arena performance Thompson and California display in Cheyenne is captivating. Sarah says few horses can do what California is capable of in front of big crowds in a huge arena where distractions abound