Clocks made before 1660 had only one hand - an hour hand.
41
The World Trade Center towers used to have two zip codes, 10047-10048, one for each building.
77
The Titanic is about as long as the Empire State building is tall.
174
No one knows who designed the first American Flag.
45
Vikings used the skulls of their enemies as drinking vessels.
169
Hundreds of years ago, the Aztecs of Mexico and the people of Nicaragua believed gods lived in volcanoes. They would sacrifice beautiful young girls to these powerful gods.
10
English sailors were referred to as "limeys" because sailors added lime juice to their diet to combat scurvy.
69