Keywords: Flickr - Official U.S. Navy Imagery - USS Constitution fires a 21-gun salute toward Fort Independence during the ship's July 4th underway.jpg BOSTON July 4 2011 USS Constitution fires a 21-gun salute toward Fort Independence on Castle Island during the ship's July 4th underway as part of Boston Harborfest The six-day Fourth of July festival showcases Boston's Colonial and maritime heritage to honor and remember the past celebrate the present and educate the future with reenactments concerts and historical tours U S Navy photo by Mass Communication Specialist Seaman Shannon Heavin/Released 110704-N-AU127-119 http //www flickr com/photos/usnavy/5904985477/ USS Constitution fires a 21-gun salute toward Fort Independence during the ship's July 4th underway 2011-07-04 12 14 http //www flickr com/people/56594044 N06 Official Navy Page from United States of America MCSN Shannon Heavin/U S Marine Corps Attribution License IPTC Source Navy Visual News Service PD-USGov-Military-Navy Official U S Navy Imagery http //flickr com/photos/56594044 N06/5904985477 2012-11-14 16 57 26 cc-by-2 0 Images from United States Navy to check 21 gun salute USS Constitution in 21st century |