Building Giants S2E6 — Mega Mountain Tunnel
8.8
Building Giants•Season 2•Episode 6

Mega Mountain Tunnel

8.8/10 · 7 votesSep 11, 201945 min

Ranked #1 of 6 in Season 2•+0.7 vs season avg

Discussion

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.

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Episode Summary

"Mega Mountain Tunnel" is episode 6 of Building Giants season 2. It scored 8.8/10 from 7 votes, ranking #1 of 6 episodes this season (season average 8.2). It aired on September 11, 2019.

Next: E7 · World's Toughest PlaneBest of Season 2