The Bunker Hill Monument is a granite obelisk located in Charlestown, Massachusetts. It commemorates the Battle of Bunker Hill, which took place on June 17, 1775, during the American Revolutionary War. The monument stands 221 feet tall and was completed in 1843, serving as a symbol of the bravery of American forces in their fight for independence. Visitors can climb the 294 steps inside the monument to reach an observation area at the top, offering views of the surrounding area, including the nearby USS Constitution and the city of Boston. The site is part of the Boston National Historical Park, which preserves the history of the Revolutionary War.