An abandoned Vegas-style getaway with a deadly secret, a ghost town sinking into the earth, and a passenger train on a course for disaster are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal what went wrong.

A skyscraper raining deadly bolts on the streets below, a highway on the brink of collapse, and a catastrophic landslide are engineering crises in need of repair, and experts use the latest science to reveal what went wrong and if disaster can be averted.