Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
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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.
20
In 1537, England's King Henry VII officially declared February 14th the holiday of St. Valentine's Day.
52
Scientists are excavating the ruins of a major civilization which pre-dates both the pyramids and Stonehenge by over 7,000 years. In 15 years, they have uncovered only about 5% of the site.
21
Ancient Greeks believed that redheads turned into vampires after they died.
40
The U.S. motto, 'In God We Trust', was not adopted as the national slogan until 1956.
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