Passengers on the Beijing subway can pay with plastic bottles.
29
If the human eye was a digital camera, it would have 576 megapixels.
25
If you took a standard slinky and stretched it out it would measure 87 feet.
52
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
The cruise liner, 'Queen Elizabeth 2', moves only six inches for each gallon of diesel that it burns.
26
New York's Central Park is nearly twice the size of the entire country of Monaco.
42
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
There are 635,013,559,599 possible hands in a game of bridge.
39