The first chocolate eggs were made in Germany in the 19th century and remain one of the most popular Easter candies today.
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The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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A Kodak engineer constructed the first digital camera in 1975. They didn't want to go digital. They went bankrupt in 2012.
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The rarest motorcycle in the world was found behind a brick wall in Chicago and has engine technologies well ahead of its time. The “Traub” is still running to this day.
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