Season 6

In Germany, tragedy strikes on one of the world's fastest passenger trains. Plus, a casino inferno in Las Vegas triggers a massive rescue mission.

A high-rise construction project in Virginia collapses. In the UK, a rural roadway is destroyed, and a ship takes down a bridge in Georgia, USA.

In Manhattan, tragedy strikes a midtown construction project. In Idaho, a catastrophic dam failure devastates a community.

In Pennsylvania, a vital bridge collapses to the ground. In Australia, tragedy strikes a packed commuter train heading into Sydney.

In Germany, an alpine ice rink roof collapses in seconds. In Tennessee, a toxic wave washes through a community. In Nebraska, a dam loses to nature.

In New Zealand, flooding devastates a community. In Texas, there's a fatal leak at a chemical plant. In Nebraska, disaster strikes a titanic TV tower.

In Nebraska, a massive explosion devastates a town. In Canada, catastrophe strikes a lakeside community. A bridge collapses in Tennessee.

In New York, a vast sinkhole swallows a van. In Puerto Rico, a massive blast rocks a community. In Glasgow, an explosion destroys a shopping arcade.

In Puerto Rico, an explosion rips through the capital city. In New Zealand, a bridge collapse sparks a desperate rescue mission.

In New Jersey, an inferno rages at the heart of a community. In New Zealand, a volcanic flood takes down a crucial rail bridge.