Real History on MSN
The 76-second tragedy: How a publicity stunt killed the Valkyrie program
Discover the secrets behind the XB-70 Valkyrie, one of the fastest planes ever built, and meet the daring test pilots who ...
The XB-70 Valkyrie pushed the boundaries of aviation with speeds exceeding Mach 3. Designed during the Cold War to outrun enemy defenses at extreme altitude, this futuristic bomber showcased ...
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