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The Washington Monument is a hollow Egyptian -style stone obelisk with a 500-foot-tall (152.4 m) column surmounted by a 55-foot-tall (16.8 m) pyramidion. Its walls are 15 feet (4.6 m) thick at its base and feet (0.46 m) thick at their top.
- United States Capitol cornerstone laying - Wikipedia
The United States Capitol cornerstone laying was the...
- Boundary markers of the original District of Columbia - Wikipedia
The Virginia stones were set in 1791, and the Maryland ones...
- United States Capitol cornerstone laying - Wikipedia
Jul 4, 2020 · On July 4, 1848, thousands of people poured into the nation’s capital to celebrate not only the country’s birth, but also the laying of the 25,400-pound, white marble cornerstone of the...
- Ronald G. Shafer
The Washington Monument, designed by Robert Mills and eventually completed by Thomas Casey and the U.S. Army Corps of Engineers, honors and memorializes George Washington at the center of the nation's capital.
Apr 7, 2024 · Washington Monument, obelisk in Washington, D.C., honouring George Washington, the first president of the United States. Constructed of granite faced with Maryland marble, the structure is 55 feet (16.8 metres) square at the base and 554 feet 7 inches (169 metres) high and weighs an estimated.
The cornerstone of the monument is laid with great fanfare. Among the participants were President James K. Polk, the Cabinet, Congress military units, fire companies and marching bands.