- newworldencyclopedia.org entry/Washington_MonumentAs early as 1888, an average of 55,000 people a month went to the top, and today the Washington Monument has more than 800,000 visitors each year.
- britannica.com Geography & Travel Tourist AttractionsWashington Monument, obelisk in Washington, D.C., honouring George Washington, the first president of the United States.
- tclf.org landscapes/washington-monumentIn the 1840s the Washington National Monument Society selected Robert Mills’ 600-foot masonry obelisk to honor George Washington.
- en.wikiarquitectura.com Buildings washington-monumentMills had already designed a monument to Washington for Baltimore. It was a large Greek column crowned by a statue of the president.
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- George Washington Sculpture Inside Washington Monument, Wa… | Flickr
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- Washington Monument, US - Map, Facts, Location, History, Hours
- ohfact.com interesting-facts-about-washington-…Located in Washington D.C., the Washington Monument is the tallest building in Washington D.C. and the tallest obelisk in the world.
- infoplease.com geography/monuments-landmarks/the-…The Washington Monument was built to honor George Washington, the first president of the United States and leader of the Continental Army.
- coolkidfacts.com washington-monument-facts/The tallest stone building in the entire globe is the Washington Monument. It is situated in Washington, D.C., the home of the United States government.
- mountvernon.org library/digitalhistory/digital-…For a few years, the Washington Monument remained the world’s tallest structure until the erection of the Eiffel Tower in Paris in 1889.