Penrose opened the original Broadmoor-Cheyenne Mountain Zoo Cog Railroad in June 1938, and Shirley Temple was a passenger on its first run. The train was a replica of the steam trains operated by the Manitou and Pike's Peak Railway In 1950, a new streamlined cog train called the Broadmoor Mountaineer was dedicated by Charles L. Tutt, Jr., The Broadmoor's president, and J. F. Gordon, the president of Cadillac Motor Company, who operated the train on its inaugural ride.