(If you dare to head to the city this week/end.)
http://www.uwishunu.com/2015/06/four-philadelphia-museums-offer-free-admission-in-celebration-of-july-4th-during-wawa-welcome-america-june-29-july-2/?utm_source=facebook.com&utm_medium=referral&utm_campaign=VisitPhillyFacebook&utm_content=Social