XB-70 Valkyrie Just Broke the Mach 3.1 Record, Shocking the US
The XB-70 Valkyrie Just Broke the Mach 3.1 Record, Shocking the US
The legendary XB-70 Valkyrie has once again found itself in the spotlight after achieving an incredible Mach 3.1 speed. This supersonic giant was ahead of its time and remains one of the most impressive aircraft in aviation history. Why does its record still shock US experts? Watch until the end.