Explore the incredible story of the XB-70 Valkyrie, a supersonic marvel that redefined aviation! Designed to ride its own ...

powered the XB-70. The futuristic XB-70A Valkyrie was originally conceived in the 1950s as a high-altitude, nuclear strike bomber ...

A unique bomber-style fighter jet, the North American XB-70 Valkyrie has a top speed of around 2,050 mph, which is about Mach 3, depending on the altitude. This experimental fighter never ...