- viator.com Washington-DC-attractions/Washington-…Book tours and tickets to experience Washington Monument. Reserve a ticket for your trip to Washington DC today.
- buyoya.com washington-monument-washington-d-c/Due to vandalism and safety concerns, the stairs have been closed since 1976. The cap at the tip of the Washington Monument is made of aluminum.
- constitutioncenter.org blog/10-fascinating-facts-…In 1833, the Washington National Monument Society, a private organization, was among early groups promoting the idea for the tribute to the first President.
- associationforpublicart.org artwork/washington-…Funds for the monument accumulated slowly, and in 1824 a second Washington Monument Fund was formed by a group of citizens.
- earthcam.com usa/dc/washingtonmonument/…Thanks to EarthCam's partnership with the National Park Service, anyone can experience Washington, D.C., from the top of the Monument.
- historyhit.com locations/the-washington-monument/The Washington Monument was designed by architect Robert Mills, and is made out of marble, granite, and sandstone.
- structurae.net en/structures/washington-monumentThe Washington Monument is a hollow Egyptian style stone obelisk with a 500-foot (152.4 m) tall column surmounted by a 55-foot (16.8 m) tall pyramidion.
- kids.kiddle.co Washington_MonumentProgress toward a memorial finally began in 1833. That year a large group of citizens formed the Washington National Monument Society.
- dcphotoguide.com washington-monument/Photos of the Washington Monument
- Washington Monument Before Dawn Reflected on the Tidal Basin
- Washington Monument at dusk against golden glow of sunset
- bigbustours.com en/washington-dc/washington-dc-…It was put on display at Tiffany’s in New York City. Visitors would step over it so they could say they had stepped over the top of the Washington Monument.