The Pittsburgh Steelers were originally called the Pirates.
50
Seaweed can grow up to 12 inches per day!
59
There are 635,013,559,599 possible hands in a game of bridge.
39
"Big Ben" in London isn't a tower, the bell inside the tower is called "Big Ben", the tower itself is called "The Elizabeth Tower".
18
Harvard earns enough money from interest on its endowment that it could offer free tuition to every student and still profit.
13
In a year approximately 900 million trees are cut down to make the raw materials needed for American pulp mills and paper.
-16
Extremely high pressured water can easily cut through a steel beam.
51