[New York, July 2. Image via Getty.]

NEW YORK - JULY 02: A woman makes her way to a train at Manhattan's Penn Station July 2, 2009 in New York City. The AAA in a news release is projecting a 1.9 percent drop in travel over the Fourth of July holiday weekend this year compared to 2008, but that still translates into 37.1 million expected to hit the roads, rails and skies to travel 50 or more miles away from home. (Photo by Chris Hondros/Getty Images)