On March 20, 1990, a tour bus carrying Gloria Estefan and her family was traveling through Pennsylvania's snowy Poconos when a tractor-trailer jackknifed across the icy road. Although her driver managed to stop in time, another 18-wheel truck slammed into them from behind, shattering Gloria's spine. This episode explores the harrowing crash, delving into its causes and examining how Gloria Estefan not only survived but also managed to overcome her injuries and get back on her feet.

On the night of April 14, 1912, the RMS Titanic, on her maiden voyage from Southampton to New York, collides with an iceberg in the middle of the North Atlantic and sinks within a few hours, drowning 1,500 of its 2,200 passengers.

Why did Evel Knievel, a daredevil performer who was famous for spectacular, airborne, motorcycle stunts, crash during his famous Caesars Palace, Las Vegas stunt?

On 18 February 2001, Dale Ernhardt is killed in a racing accident on the Daytona 500 track, in Florida U.S.A. Investigators take on the challenge of determining why such a relatively small crash caused the death of a racing superstar.

Actor Harrison Ford left Santa Monica airport in his vintage WWII restored fighter plane on March 5, 2015; he radioed the tower just minutes later saying something was wrong and he needed to land somewhere immediately.

On Jan. 15, 2009, three minutes after takeoff on a routine flight from La Guardia, N.Y. to Charlotte, N.C., US Airways Flight 1549 suddenly fell from the sky; without power, veteran pilot Capt. Sully Sullenberger landed the plane in the Hudson River.