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In Boston, MA, a deadly flaw brings traffic to a screeching halt. A river crossing collapses in Wales, and a dam collapse in Spain changes the course of history for one town.
First Air Date : Jun 19, 2019
Last Air date : Dec 20, 2023
Episode : 62 Episode
Season : 6 Season
Runtime: 44:14 minutes
Studio: Discovery
Country: United Kingdom
Cast:
Crew:
