It's still possible to see the division between East and West Germany due to different light bulbs.
5
In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
19
The Aztecs were the first to serve chocolate as a drink. They also mixed it with hot chili pepper to make it really 'hot'.
13
20 years ago, there were only 130 websites, Google wasn't around, and you had to pay for an email account through an ISP.
12
An underwater forest off the coast of Alabama that is 50,000 years old was uncovered by Hurricane Katrina.
16
'⸮' is a punctuation mark that was first proposed in the 1580s to denote sarcasm or irony.
17