Building Giants
Season 2
Episode 6: Mega Mountain Tunnel
TV-PGSep 11, 2019
As engineers race to build a brand-new train tunnel beneath the Alps, they use cutting-edge tech and the latest construction methods to build the world's longest underground railroad in some of the most dangerous conditions on earth.
Details
Details
Type
Documentary
Status
Returning Series
Production Countries
United Kingdom
United States of America
Spoken Languages
English
Production Companies
Networks
