Horseshoe Curve
geographical name
curve of railroad track just west of Altoona in south central Pennsylvania designed to enable rail cars to cross the Allegheny Mountains at a manageable incline; 2375 feet (724 meters) long with a 220 degree change of direction; completed in 1854
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“Horseshoe Curve.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Horseshoe%20Curve. Accessed 26 Nov. 2024.
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