American car horns beep in the tone of F.
66
Tae Kwon Do is only around 60 years old.
64
There is one slot machine in Las Vegas for every eight inhabitants.
58
Babies start dreaming even before they're born.
134
When withdrawing money from an ATM, the 'whirring' sound before your money pops out is actually a recording. The actual mechanism is so far back that you can't hear it.
282
There are more telephones than people in Washington, D.C.
121
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63