“Never underestimate the power of a small group of committed people to change the world. In fact, it is the only thing that ever has.” ~ Margaret Mead This past week John (photobyjohnbo) has challenged us to “… consider sharing images of interesting or unusual subjects that represent notions or ideas that seem incredible even today or seemed unrealistic at some point in the past.”  I decided to feature the Constitution, a former warship located in Boston National Historical Park, part of Charlestown Navy Yard in Charlestown, Massachusetts. The USS Constitution, one of five frigates built for the United States Navy in 1776, gained recogination during the War of 1812 and then…