Used for water distribution, the Delaware Aqueduct in New York, USA is the longest tunnel in the world (as of 2010). Drilled through solid rock, it reaches a staggering 137 kilometres (85 miles) in length. More tunnel facts.

On a ship a toilet is called a head.

In 1948 and 1950 the oldest ears of popping corn were discovered. They were located in the Bat Cave of west central New Mexico. They ranged in size from smaller than a penny to approximately two inches, and were about 4,000 years old.

AMAZING FACTS