During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
Nazi leader Adolf Hitler had only one testicle.
117
English sailors were referred to as "limeys" because sailors added lime juice to their diet to combat scurvy.
69
The site where the Parthenon was built had to be cleared of hundreds of dinosaur bones (then called giants' bones) before construction could begin.
13
The first chocolate eggs were made in Germany in the 19th century and remain one of the most popular Easter candies today.
85
Grenades were invented in China over 1,000 years ago.
50
Genghis Khan exempted the poor and clergy from taxes, encouraged literacy, and established free religion, leading many peoples to join his empire before they were even conquered.
28