Wanderlust World Wanderlust World Valley Forge National Historical Park in Pennsylvania preserves the 1777‑78 winter encampment of George Washington's Continental Army during the American Revolution. Established in 1976, the 2,295‑acre park features reconstructed huts, the National Memorial Arch, Washington Memorial Chapel, and the Grand Parade. It is open year‑round with free admission. The park is a historic site, not an industrial or commercial center.