The Deepwater Horizon oil rig drilled into the deepest oil reserves on the planet, but a sudden explosion on-board led to the worst oil spill in history; experts reveal what went wrong and how cutting-edge science finally fixed this catastrophe.

After a giant suspension bridge begins to violently rock, it suddenly collapses, marking one of the most iconic engineering disasters of all time; using the latest science, experts reveal what went so catastrophically wrong at the Tacoma Narrows bridge.

When the innovative design of an iconic Chicago skyscraper leads to tragedy, experts must apply cutting-edge tech and the latest engineering methods to fix an urgent, life-or-death problem.

When Hurricane Harvey hits Houston, the city is overwhelmed by four feet of rain in four days, causing catastrophic flooding and billions of dollars in damage; experts use cutting-edge tech to discover what went wrong and how it can be fixed.

Boston's Big Dig was one of the most ambitious engineering projects in history, but in 2006, a fatal collapse in one of its tunnels put the ambitious project in doubt; experts reveal what caused this engineering disaster and how it was fixed.

When an oil rig in Louisiana drills into something unexpected, a cataclysmic event is unleashed, causing a lake to suddenly disappear; experts use the latest science to investigate what went wrong and how it can be fixed.

New science reveals the inside story of the Apollo 13 disaster, and using the latest evidence, experts reveal what really went wrong and how NASA saved the lives of the three astronauts stranded in space in a life-or-death race against the clock.

When a brand-new bridge suddenly collapses in Miami, several die in a horrifying calamity; experts use the latest science to investigate what went wrong and how an innovative bridge-building technique could be to blame.

As one of the largest construction cranes in the world lifts a one-million-ton section of roof for Milwaukee's Miller Park stadium, it suddenly collapses; experts use the latest science to investigate what went wrong.

Montreal's Olympic Stadium was an ambitious engineering project with a striking Space Age design, but it's distinctive roof has caused over one billion dollars in cost overruns; experts reveal what went wrong and how cutting-edge science can fix it.

When a dam breaks during routine maintenance, engineers fear a catastrophic flood; experts use the latest science to investigate what went wrong and how a simple miscalculation could be to blame.

A stadium on the brink of collapse, an upside-down bridge, and a massive subway project in crisis are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

An airport that's sinking into the sea, a strange tower that goes wrong, and a dangerous bridge in Venice are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

A city with hundreds of leaning buildings, the world's scariest airport and the world's biggest sewage pipe harbor engineering disasters in need of repair; experts use cutting-edge technology to reveal if they can be fixed.

A skyscraper so dangerous that it can melt cars, a bridge fiasco, and a stadium roof on the brink of disaster are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

A giant sinkhole, a multi-million dollar road to nowhere, and a wind turbine on the brink of disaster are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

A giant tunnel boring machine stuck underground, a village sinking into a mountain, and massive holes that could derail a train are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

A New York City skyscraper that could topple at any moment; a city street that suddenly collapses; a modern-day crisis at Pisa's Leaning Tower; experts use cutting-edge technology to reveal if they can be fixed.

A skyscraper sinking into the earth, the world's strongest wall in crisis, and a deadly bridge are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal what went wrong and if they can be fixed.

A railroad bridge on the edge of disaster, a nightmare in a fairy-tale town, and a massive cathedral in calamity are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal if they can be fixed.

A skyscraper causing hellish heat in downtown Dallas, a swarm of sinkholes, and a landmark with a fatal secret are engineering catastrophes in need of repair, and experts use cutting-edge technology to reveal what went wrong and if they can be fixed.

When America's tallest dam threatens to burst, a nearby town finds itself an hour away from total annihilation, and engineers use cutting-edge technology to reveal what went wrong and if disaster can be averted.

A fire in an American town that has been burning since 1962; a massive flood threatens Chicago's iconic skyscrapers; a town swallowed by the sea; experts use cutting-edge technology to reveal what went wrong and if they can be fixed.

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

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