Big Boy Steam Engine 4004
Description
Big Boy Steam Engine 4004 is a preserved steam locomotive in Cheyenne that sits on display for visitors to examine up close. The massive engine showcases the engineering of mid-20th century rail technology, with its boiler, smokestacks, and mechanical components clearly visible from the viewing area.
History
The locomotive was built in the 1940s and served as part of a series designed to haul heavy freight across the Rocky Mountains. After being retired from service, it was preserved in Cheyenne as a monument to the era when steam power dominated American railways.
Practical
The site is accessible during daylight hours and you can walk around the locomotive on a path that circles the engine. Wear comfortable shoes since the ground is uneven, and bring sun protection as the display area offers little shade.
Did you know?
This engine was among the final steam locomotives to see regular service before diesel-electric trains took over. Seeing it now gives you a sense of how quickly railway technology transformed in the mid-20th century.
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Cheyenne, the capital of Wyoming, tells the story of the Old West through museums dedicated to railroads and the army, ranches where bison still live, and parks where you can hike or fish. In the city center are buildings showing its past: Wyoming's Capitol with its gold dome built in 1890, the 1887...
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