Australia is wider than the moon. The moon sits at 3400km in diameter, while Australia’s diameter from east to west is almost 4000km..
No one knows the name of the fire hydrant's inventor because the patent for this invention was burned in a fire..
Twisting the finger against the temple in Argentina means "I think". In other countries this gesture means "crazy"..
People glow in the dark, but the light we emit is 10 times less than the level that our vision is able to catch..