Sixth-graders visiting the Capitol from from the Stratford Academy in Macon, Ga., watch the final voyage of the space shuttle Discovery as it soars above Washington after a flight from Cape Canaveral,... more 
Sixth-graders visiting the Capitol from from the Stratford Academy in Macon, Ga., watch the final voyage of the space shuttle Discovery as it soars above Washington after a flight from Cape Canaveral, Fla., Tuesday, April 17, 2012. Discovery , the world's most traveled spaceship, now becomes an attraction at the Smithsonian's National Air and Space Museum's Stephen F. Udvar-Hazy Center in Chantilly, Va., next to Dulles International Airport. (AP Photo/J. Scott Applewhite) less 
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Associated Press | Photo By J. Scott Applewhite
Tue, Apr 17, 2012 12:16 PM EDT