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Impossible Engineering: Season 6

6x02 The Trains That Built America
TV-G

  • 2019-05-09T01:00:00Z on Science
  • 42m
  • United States
  • English
  • Documentary
The first railroads in the United States were engineering marvels built to conquer America's deadliest places. Using cutting-edge science, engineers and builders changed the nation by connecting the California frontier with the rest of the country.
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