Flooding forces the crew of the Alaska Ranger to abandon ship in frigid waters off the coast of Alaska, setting off a massive rescue effort by the Coast Guard.

In March 2009, scallop fishing boat, the Lady Mary sank off the coast of New Jersey, killing six crew and leaving only one survivor. What happened to the Lady Mary?

When a massive bulk carrier snaps in two and sinks into the North Atlantic, investigators rush to find the cause before a similar disaster happens again.

A violent crack tears the MSC Napoli apart and leaves the crew stranded. As the investigators dig into the cause of the wreck, they discover an alarming design flaw.

The Bering Sea is notoriously dangerous and in 2017 a crabbing vessel mysteriously vanished. Dedicated investigators and experts explain what happened?

In 1987, a modern ferry capsizes whilst traversing the English Channel. Investigators and experts explain how the incident caused 193 deaths.

In 2007 on the River Clyde, Scotland, a bulk carrier is assisted by a tugboat. Dedicated investigators explain how the journey went wrong, leaving three men dead.

When a ship sinks off the coast of Antarctica, investigators must turn to the photos and videos taken by the surviving passengers to find out what went wrong.

In March 2006, the Queen of the North sank after running aground on Gil Island in Wright Sound. What caused this historically strong and sturdy vessel to sink?

Fishing boats sink frequently in the Bering Sea, but normally at least some of the crew survive. What happened to the fishermen on the Arctic Rose in 2001?

An explosion on a chemical tanker in 2004 off the coast of Virginia leads to heroic rescue efforts and an investigation full of shocking revelations.

On board the Norman Atlantic in 2014, a deadly and disastrous fire broke out. What caused the ferocious flames on this passenger ferry and why did it spread so quickly?

When the SS Marine Electric sinks in a storm off the coast of Virginia, killing 31 sailors, the Coast Guard turns up a shocking cause for the disaster.

When the MV Rocknes capsizes, investigators suspect the pilot veered off course. But soon they uncover a series of mistakes that happened before the ship left port.

When a massive cargo ship explodes in the middle of the Atlantic Ocean, an expert chemist uncovers what happened.

When an underwater image of a shipwreck suggests the crew is to blame, the families of the dead refuse to believe it and launch an intensive quest for answers.

The loss of a huge container ship leads baffled investigators to the bottom of the ocean. Why did an experienced crew end up on a deadly course?

In October 2003, The Andrew Barbieri, a ferry between Manhattan and Staten Island crashed into a pier, killing eleven people and injuring many more. How did this happen?