“You never said why this particular museum, Geneviève.” Peter looked about the massive hangar of the Smithsonian National Air and Space Museum’s Udvar-Hazy Center at the south end of Dulles International Airport. He’d never actually been to this one, or known it was so close. Just twenty minutes outside of D.C., the two massive hangars had hundreds of aircraft. It was a kaleidoscopic whirl, so many wings, fuselages, and markings that his eyes had trouble separating one from the next. The first hangar had been dominated by four massive planes: the Enola Gay that dropped the Hiroshima bomb and the Boeing Dash-80 that proved the viability of passenger jets. Close beside her was her extreme offspring, the Concorde and at the far end of the hangar stood an SR-71 Blackbird Mach 3 spy plane that