The first jigsaw puzzle was created by map maker John Splisbury who mounted one of his maps on a sheet of hardwood. He proceeded to cut around the borders of each country use a fine saw.
All mammals have tongues.
The British royal family changed their surname (last name) from Saxe-Coburg-Gotha to Windsor, the name of their castle, in 1917.
If you told someone that they were one in a million, you'd be saying there were 1,800 of them in China.
Inventor Samuel Colt patented his revolver in 1836.
The mother of Michael Nesmith of "The Monkees" invented whiteout.
In Salem, Massachesetts sleeping in the nude in a rented room is forbidden, even for married couples.
Alaska, with 8, is the US state with the most national park sites.
The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.
A cough releases an explosive charge of air that moves at speeds up to 60 mph.