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Smithsonian Institute contractor, Stephanie Harris, wear the Space Shuttle on her head as she excitedly awaits the start of the the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy Center on April 19, 2012.   Mike Lynaugh

Smithsonian Institute contractor, Stephanie Harris, wear the Space Shuttle on her head as she excitedly awaits the start of the the Welcome Discovery Ceremony at the Smithsonian's Udvar-Hazy Center on April 19, 2012.

Mike Lynaugh