0:00 Burial at sea is not an ancient tradition
1:06 The challenges of burial at sea
2:47 Why was an astronaut (Neil Armstrong) buried at sea?
3:33 Who is eligible for Navy's burial at sea?
4:03 What happens if someone dies on a submarine?
4:44 Why wouldn't the Navy bring back the bodies of the dead?
5:49 Burial at sea using an airplane as casket (Loyce Edward Deen)
6:48 How is a burial at sea ceremony performed?
10:22 Unusual cases of burial at sea (Eternal Reefs)
11:52 Burial at Pearl Harbor, USS Arizona Memorial (Frank Cabiness)
12:50 US government's top secret burial at sea (Project Azorian)

Why does the US Navy still bury sailors at sea? This is in fact a very popular option, and many have to wait over a year to receive this special ceremony. But why the Navy made an exception when burying astronaut Neil Armstrong at sea, and what it takes for someone’s remains to be buried at Pearl Harbor, underwater ... #NotWhatYouThink #NWYT

Music:
Dark Water - Magnus Ludvigsson
Dismantle - Peter Sandberg
Truce No More - Dream Cave
Irresistable Verdict - Charles Holme
Anywhere Below - Christophe Gorman
One Last Drama - Philip Ayers
Buried Beneath - Trailer Worx
Adoration - Spectacles Wallet and Watch
At High Stakes - Alan Carlson-Green
Prison Cell - Jon Bjork
Gentle Change - Edward Karl Hanson
Ir - Skrya

Footage:
Select images/videos from Getty Images
Shutterstock
US Department of Defense

Note: "The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement."