Impossible Engineering

Season 6 Episode 2: The Trains That Built America

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.

Genre:

Documentary

Seasons:

10

Episodes:

82

Cast:

Mike Bratton, Susie Sheehy

Quality:

HD

Duration:

42 min

First Air:

2015

Rating:

7.1