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To build the world's tallest railway, engineers braved a deadly Himalayan environment and its -40 degree temperatures.
First Air Date : Apr 13, 2015
Last Air date : Sep 01, 2021
Episode : 82 Episode
Season : 10 Season
Runtime: 42:14 minutes
Studio: Science
Country: United Kingdom, United States of America
Cast: Mike Bratton, Susie Sheehy
Crew:
