NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
Two dogs were among the Titanic survivors.
262
The Titanic is about as long as the Empire State building is tall.
174
Water is actually naturally blue.
48
It's impossible to sink in the Dead Sea without equipment!
72
There was once an undersea post office in the Bahamas.
241