The home of the Freedom Trail, Old Ironsides, and a myriad of Revolutionary War sites, Boston boasts the biggest Fourth of July celebration in the United States. Hear more on TRAVEL ITCH RADIO June 22 when David O'Donnell of Meet Boston visits the show for an interview with Dan Schlossberg and Maryellen Nugent Lee. Listen live on iTunes or BlogTalkRadio.com at 8p EDT to hear the 509th episode in the 12-year history of the show.