How accurately is the Great Pyramid aligned?
The Great Pyramid's sides are aligned almost exactly with true north, south, east, and west, a stunning feat of precision for ancient engineers.
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- What happened to the Brooklyn Bridge's designer?
“John Roebling, who designed the Brooklyn Bridge, died of an injury before construction began.”
Reference: Smithsonian Magazine
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When did the Brooklyn Bridge open?
The Brooklyn Bridge opened in 1883 and was the first steel-wire suspension bridge.
How did the Louisiana Purchase change the size of the US?
In 1803 the US bought the Louisiana Territory from France for about $15 million. The deal roughly doubled the size of the country.