

National Geographic Video: Secrets of the Titanic
Directed by Robert D. Ballard, Graham HurleyTV-PG
1986 51m[Documentary](/on-demand/category/documentary), [History](/on-demand/category/history)7.47.0
Dr. Robert Ballard and his team of researchers explore the remains of the 1912 wreckage of the ill-fated RMS Titanic 2 1/2 miles deep in the Atlantic Ocean.

