📜 Historic colonial mansion and house museum, National Historic Landmark since 1965. 🔍 Once George Washington's headquarters in 1776 and site of significant American Revolution decisions, owned by two Declaration signers. # Why Go 🇺🇸 Explore a site central to American Revolutionary War history 🏛️ See a colonial mansion owned by Founding Fathers and Declaration signers 🎉 Rentable for parties 🚶‍♀️ Easy access, open to the public for tours # Cost 💰 Adults $7.00, children under 12 free. # Hours 🕒 Generally open, also available for event rental. # 🅿️ Parking Available on site.