The XB-70 Valkyrie - America's only Mach-3 strategic bomber - was cancelled by McNamara, lost one airframe in a midair collision, and survives today in Dayton.
The XB-70 Valkyrie was America's Mach 3 nuclear bomber - a Cold War engineering triumph made strategically obsolete before its first prototype ever flew.
The North American XB-70 Valkyrie flew at Mach 3 and rode its own shockwave over the Mojave, but strategic politics and a fatal midair collision ensured only one would survive to reach a museum.
Radio Hangar explores The X B Seventy Valkyrie, the Mach Three Bomber That Folded Its Wingtips to Ride Its Own Shockwave, and the Lone Survivor Standing in Dayton.
Radio Hangar explores The XB-70 Valkyrie, the Six-Engine Mach Three Bomber That Folded Its Wingtips in Flight and Now Sits Alone at Dayton After a Camera Killed Her Sister.
The North American XB-70 Valkyrie was America's most technically advanced Cold War bomber - capable of Mach 3 at 70,000 feet but cancelled before entering service.