Massive Engineering Mistakes

In Texas a refinery explodes with deadly consequences.

In Italy, a vital bridge comes crashing dawn.

In Sweden, a historic bridge is destroyed in seconds.

In Arizona, a fire destroys a vital river crossing.

Catastrophe strikes one of America's most important intersections.

In Kentucky, Corvettes fall into a pit. In Australia, a disaster occurs during the construction of a huge bridge. What caused these catastrophes?

Catastrophe strikes in the heart of Minnesota. In Denmark, a railway tragedy exposes a security breach that affects the whole of Europe.

A Chicago skyscraper hides a deadly flaw. A fuel storage depot goes up in a fiery inferno, and a championship stadium suffers a devastating collapse.

A bridge in Washington State plummets into a river. In the north of England, a television tower collapses. And, a building full of priceless relicts is completely destroyed.

An epic crane catastrophe wrecks a Milwaukee ballpark. A bridge in Washington State sinks like a ship, and a stadium roof collapses in Connecticut.

In Florida, homes are swallowed whole as a giant sinkhole opens up. And in the Netherlands, why did a brand-new airport parking garage suddenly collapse?

In 2015, workers began to renovate the Queen Juliana Bridge in the Netherlands. But the decision to use two cranes would have devastating consequences.

In 1973, the Aon Center became the tallest marble-clad building in the world. Years later, Chicago's extreme weather would turn its beautiful exterior into a death-trap.

In Maryland, an aging and crumbling sewage system wreaks havoc in Baltimore. Experts and witnesses analyse what caused the major environmental and health problem.

What Scottish landmark has a limited timespan with risky consequences? Also, in Liverpool on New Year's Eve a huge fire broke out in a carpark - what happened?

What architectural error ruined a Paris landmark? Plus, in Dallas, Texas, soaring temperatures and sunrays blaze and reflect into high-rise apartment building.

What epic engineering error caused flooding in Chicago? Plus, on the east coast of the UK, residents seek a solution for their houses that are falling onto the beach.

Once considered the eighth Wonder of the World, the Kinzua Bridge was the longest railway bridge in the world. But, a freak tornado destroyed it - why did it fall?

In San Francisco, California, residents in a luxury apartment block noticed their floor wasn't flat. Experts and witnesses analyse what happened to the building.

What caused a Baltimore street to collapse onto a railroad? How did engineers fix London’s wobbly Millennium Footbridge? Experts and witnesses analyse what happened.