Season 4
10 episodes · 2021
1Mayhem in Minneapolis
A design flaw leaves 13 dead in a horrifying Minneapolis bridge collapse.
2Sinkhole at the Museum
A massive sinkhole swallows millions of dollars of legendary Corvettes.
3Train of Terror
Experts investigate the engineering flaw behind a railway disaster.
4Terror in Texas
Experts uncover what triggered a fatal malfunction at a Texas oil refinery.
5Calamity Comes to Canada
Engineers investigate a deadly design flaw at a Canadian shopping mall.
6Nightmare in New Orleans
Experts investigate the collapse of a New Orleans hotel construction site.
7Oklahoma Freeway Free-fall
Experts investigate a deadly tragedy in an Oklahoma bridge collapse.
8Kansas City Skywalk Disaster
Experts investigate a deadly hotel walkway collapse in Kansas City.
9Suez Canal Catastrophe
A container vessel runs aground blocking a critical global trade route.
10Pittsburgh Landslidefinale
A vital Pennsylvania highway is destroyed after a catastrophic landslide.









