Season 7 · Episode 6 of 8
Aired May 18, 2009
Peru Dam & Tunnel
Mon, May 18, 2009
0 of 8 watched this season
Construction of the Limon Dam and one of the deepest tunnels ever attempted.
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Airs
Mon, May 18, 2009
Show
Extreme Engineering
77 episodes
Episode
S7 · E6
in Extreme Engineering