Fun doesn't stop at the #PhillyLanternFest  Happy Flag Day to our friends at the Betsy Ross House! Make sure to stop by at the Flag Fest at the birthplace of the American flag!   http:// historicphiladelphia.org/flagfest      . . . . . . #historicphiladelphia #betsyrosshouse #flagfest #oldcity<br>http://pic.twitter.com/lIS4nlclho