National Geographic: Lost Subs: Disaster at Sea

Plunge into a little-known realm of desperate courage, shocking tragedy and astonishing heroism as National Geographic goes in search of the truth behind some of history's major submarine disasters.

Witness the stunning self-sacrifice of the Soviet nuclear submarine crew that inspired the Harrison Ford film K-19: The Widowmaker.

Discover the startling facts behind the sinking of the Russian sub Kursk-and the firestorm of criticism over the Russian governments handling of the rescue operation.

Go aboard the U.S.S. Squalus to relive the successful rescue of men from a downed sub-and explore the mystery surrounding the Cold War loss of the U.S.S. Thresher.

With cutting-edge computer animation, gripping re-creations, and moving interviews with survivors and family members, it's a revealing glimpse into the awesome technology and unforgettable human drama of Lost Subs: Disaster At Sea.