The Thomas Stone National Historic Site consists of 322 acres which contain the restored home of Thomas Stone (1743-1787), one of the men who signed the Declaration of Independence and a participant in the 1785 Mount Vernon Conference. Besides Haberdeventure, the residence Stone purchased in 1770, the site boasts a visitor's center, circa 1840 outbuildings, and the Stone family cemetery.
The site offers guided tours of Haberdeventure, period rooms, an introductory film, exhibits, a mock trial program in accordance with state educational standards, educational outreach programs, Junior Ranger activities, and a picnic site. There are no concessions available on site. Reservations are required for educational programs. The website offers lesson plans, a post-visit Jeopardy game, and a virtual tour of Haberdeventure.