10 THINGS TO DO IN THE AREA

摘要

1 Battlefields. Visit the sites of major civil war battles in Gettysburg, Pennsylvania, and Antietam, Maryland, or "the battle that saved Washington" at Monocacy National Battlefield in Frederick. 2 Udvar-Hazy Center. See the SR-71 Blackbird and space shuttle Discovery at the Smithsonian National Air and Space Museum's facility in Chantilly, Virginia.