During the Cold War, the US had planned to detonate a nuclear weapon on the moon.
25
Leonardo da Vinci was dyslexic, and he often wrote backwards.
77
Queen Elizabeth II served as a mechanic and driver in World War 2.
36
A baboon called Jackie became a private in the South African army in World War I.
65
To take an oath, ancient Romans put a hand on their testicles
426
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
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
The last time American Green cards were actually green was 1964.
60