Titanic: 20 Years Later with James Cameron 2017 ( 6.6)

For the 20th anniversary of "Titanic," James Cameron reopens the file on the disaster.

Secrets of the Titanic 1986 ( 7)

Dr. Robert Ballard of Woods Hole Oceanographic Institute and his research team become the first undersea explorers to locate, photograph, and explore the wreckage of the ill-fated HMS Titanic, which sank on its maiden voyage 2 1/2 mile deep in the icy waters of the Atlantic in 1912, taking 1500 passengers and crew with it to a watery grave. Utilizing dazzling state-of-the art equipment and cutting edge expertise they record the decaying remains of the ocean liner once thought "unsinkable."

Titanic: 25 Years Later with James Cameron 2023 ( 7.3)

The Academy Award-winning director and National Geographic Explorer-at-Large James Cameron adds a postscript to his fictional retelling of the tragedy. After hearing fans continue to insist Jack didn't have to die that night, he mounts tests to see, once and for all, whether both Jack and Rose could have fit on that raft and survived.

N/A N/A ( 8)

Pearl Harbor: Legacy of Attack 2001 ( 5.5)

Documentary narrated by Tom Brokaw. National Geographic delves into the untold storylines and unresolved mysteries surrounding the Japanese attack on Pearl Harbor on Dec. 7, 1941. Oceanographer Robert Ballard dives deep into the waters of the harbor to find the remains of a Japanese sub and closely examine the famous wreckage of the USS Arizona. This footage is mixed with interviews with survivors of the attack.

Titanic's Lost Sister 1996 ( 10)

An account of Dr. Robert D. Ballard's exploration of the wreck of the Britannic in September 1995. Britannic, the sister-ship of the Titanic, was sunk after a mysterious explosion while serving as a hospital ship during World War One. Ballard sets out to relocate the wreck and attempts to prove once and for all whether it was a German mine or torpedo which inflicted the fatal damage.