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Washington D.C.'s Street Plan Was Designed to Confuse Invaders

Pierre Charles L'Enfant designed Washington D.C.'s famous diagonal avenues cutting across the standard grid specifically so that invaders would get lost navigating the city. The design creates dozens of complex intersections and traffic circles — including the famous Dupont Circle and Logan Circle — that disorient newcomers to this day. L'Enfant also strategically positioned key government buildings on high ground for defensive purposes.

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The Height of Buildings in Washington D.C. Is Strictly Limited by Law

A common myth claims that no building in D.C. can be taller than the Capitol dome, but the truth is stranger: the 1910 Height of Buildings Act limits most structures to no more than 130 feet (about 40 meters) on commercial streets. This law — not the Capitol's height — is why Washington D.C. has no skyscrapers, giving it one of the most distinctive, flat skylines of any major capital city.

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Washington D.C. Has More Museums Per Capita Than Almost Any City on Earth

The Smithsonian Institution alone operates 19 museums and galleries in Washington D.C., and every single one is free to enter. The city is home to the National Archives, Library of Congress, National Gallery of Art, and dozens of other world-class institutions — making it one of the most museum-dense capitals on the planet.

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Washington D.C. Is Not Part of Any U.S. State

Washington D.C. is a federal district created specifically to serve as the nation's capital, separate from all 50 states. Established by the Constitution in 1790, it was carved out of land donated by Maryland and Virginia, though Virginia's portion was returned in 1846. Residents were not allowed to vote in presidential elections until the 23rd Amendment was ratified in 1961.

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