The National Park Service seeks professional tree pruning and maintenance services at the Bunker Hill Monument Site in Boston National Historical Park, Charlestown, MA, to ensure visitor safety, preserve the landmark's historical integrity, and maintain tree health. A site visit is scheduled for Thursday, August 13, 2026, at 9:00 AM EDT. Interested parties should meet at 21 2nd Ave, Charlestown, MA, in front of the Marine Barracks at the Charlestown Navy Yard. Contact Jake Rindfleisch for site visit logistics.