Dartboards are made out of horsehairs.
129
It is impossible to hum if your nose is plugged.
366
160 cars can drive side by side on the Monumental Axis in Brazil, the world's widest road.
39
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
All the gold ever mined could be molded into a cube 60 feet high and 60 feet wide.
38
The most common name in the world is Mohammed.
213
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18
More than 50% of Americans fall asleep on their sides.
86