Valley Forge National Historical Park is the site where the Continental Army spent the winter of 1777–1778 near Valley Forge, Pennsylvania, during the American Revolutionary War. The National Historical Park preserves the site and interprets the history of the Valley Forge encampment. Originally Valley Forge State Park, it became a national historical park in 1976. The Park contains historical buildings, recreated encampment structures, memorials, museums, and recreation facilities.
The park encompasses 3,500 acres (1,400 ha) and is visited by over 1.2 million people each year. Visitors can see restored historic structures, reconstructed structures such as the iconic log huts, and monuments erected by the states from which the Continental soldiers came. Visitor facilities include a welcome center and museum featuring original artifacts, providing a concise introduction to the American Revolution and the Valley Forge encampment. Programs, tours, and activities are available year round. The park also provides 26 miles (42 km) of hiking and biking trails, which are connected to a robust regional trails system. Wildlife watching, fishing, and boating on the nearby Schuylkill River also are popular.