Colorado, U.S.A. Cheyenne Mountain Zoo is a mountainside zoo, located southwest of Colorado Springs, Colorado on Cheyenne Mountain in the United States. It has a large selection of animals and a panoramic view of the region. It is located adjacent to where Ski Broadmoor used to be located, high above the Broadmoor Hotel. Cheyenne Mountain Zoo is one of only two mountain zoos in the United States (the other being Mill Mountain Zoo in Virginia), and they also claim to have the largest herd of reticulated giraffes in the United States. The animal collection includes over 30 endangered species.