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North American XB-70A Valkyrie in flight with wings drooped to 65 percent position. (U.S. Air Force photo )

North American Valkyrie in flight with wings drooped to 65 percent position.Everywhere The Republic of Joy Richard Preuss Aviation USA Today Danmark Denmark TOSHIBA List of All The Countries

b58 hustler - Google Search

The Convair Hustler was the first operational supersonic jet bomber capable of Mach 2 flight Aircraft History Pictures and Facts.

The XB-70, one of the world's most exotic airplanes, was conceived for the Strategic Air Command in the 1950s as a high-altitude bomber that could fly three times the speed of sound (Mach 3). Because of fund limitations, only two were built, not as bombers, but as research aircraft for the advanced study of aerodynamics, propulsion and other subjects related to large supersonic aircraft.

This is the North American Aviation Valkyrie gigantic supersonic strategic nuclear bomber, that never entered service. There were only two prototypes built of the Valkyrie, before the project was cancelled. The supersonic bomber powered by six