Leonardo Da Vinci predicted the mass use of solar energy as long ago as 1447.
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A female photographer in the 50s took tens of thousands of pictures and remained remained unknown until her death. She is now considered one of the most important street photographers ever.
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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In 1963, the US Military created an artificial ring around Earth, similar to that of the planet Saturn. The ring was made of copper needles and was used for worldwide communications in the case that the Soviets disabled all other methods of communication.
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Al Capone's armored limousine, after being seized by the feds, was later used to protect Franklin Delano Roosevelt (FDR), 32nd President of the US, after the attack on Pearl Harbor.
20
Napoleon constructed his battle plans in a sandbox.
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There are pictures of Knights fighting Snails in old Medieval manuscripts - and nobody knows why.
23
The Grateful Dead were once called 'The Warlocks'.
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