Hidden place · Cheyenne, United States
Big Boy Steam Engine
Big Boy 4004 is a powerful coal-fired engine displayed at Holliday Park. It was designed to pull a 3,600-ton train over steep grades between Cheyenne and…
Hidden place · Cheyenne, United States
Big Boy 4004 is a powerful coal-fired engine displayed at Holliday Park. It was designed to pull a 3,600-ton train over steep grades between Cheyenne and…
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