In the 1830s, a Greek prime minister tried to spread the potato in Greece but people weren't interested so he put armed guards in front of shipments of potatoes so people would think they were important. People then started stealing these potatoes so much that the crop spread to all of Greece.
29
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
In 1956, the IBM 350 hard disk drive had 3.75 MB of storage, weighed over 2000 lbs, had to be moved around with forklifts, and was delivered via large cargo airplanes.
11
In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
13
It has been calculated that every 2 minutes, we take more pictures than all of humanity in the 19th century.
13
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