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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In 1799, a boy found a 17lb. rock in a creek in North Carolina and used it as a doorstop. It was actually gold.
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There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
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Canada's new flag, with its maple leaf design, was unfurled in 1965 in Ottawa!
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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The universally popular Hershey bar was used overseas during World War II as currency.
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