worse things happen at sea Missing Indonesian submarine declared sunk, all 53 aboard dead Jason Weisberger

submarines Submarine carrying 53 crew members submerged Wednesday, hasn't been seen since, and is running out of oxygen David Pescovitz

shipwrecks Huge submarine found off Maryland coast David Pescovitz

curious expedition You can take a diving tour of the Titanic wreck for $125,000 beginning May 2021 Thom Dunn

submarines Panama authorities seize narco-sub packed with 5 tons of drugs David Pescovitz

submarines Wealthy adventurer just became the first person to touch the bottom of the Atlantic Ocean David Pescovitz

didn't see that coming Surprise! It's a submarine! Jason Weisberger

polar Watch a submarine crack through pristine ice in the Arctic Circle David Pescovitz

world war 2 How a World War II German sub captain used the toilet wrong and sunk his vessel David Pescovitz