CHICAGO, IL - MAY 23: Passengers wait in line at a security checkpoint at O'Hare Airport May 23, 2014 in Chicago, Illinois. Chicago's O'Hare and Midway International Airports expect 1.5 million passengers over a six-day travel period covering Memorial Day weekend beginning Thursday, May 22 and running through Tuesday, May 27. AAA forecasts the number of drivers taking to the roads for the holiday will hit a 10-year high, with roughly eight in ten Americans taking road trips during the long weekend. (Photo by Scott Olson/Getty Images)
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Updated: May 24, 2014 6:56PM
Memorial Day weekend marks the official start of summer travel season, and experts say more travelers on the roads—and in the skies, a sign of an improving economy, while gas prices should be a bit more palatable than last year.