There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
The native Americans planted three sisters (corn, beans, and squash) together so that they would benefit each other. The corn provides a structure for the beans to climb. The beans provide the nitrogen to the soil, and the squash spreads along the ground preventing weeds.
30
There's a bar in Ireland (presently named Sean’s Bar) that was opened in 900AD.
32
Nazi leader Adolf Hitler had only one testicle.
117
The Titanic was the first ship to use the SOS signal.
149
Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
24
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13