History's Most Costly Military Vehicles That Broke Defense Budgets

4. Reconnaissance aircraft: SR-71 Blackbird

SR-71 Blackbird: A Pinnacle of Aviation Engineering Joined the Service: 1966 Producing Company: Lockheed Price: $34 million The SR-71 Blackbird, developed by Lockheed's Skunk Works division, revolutionized reconnaissance aviation when it entered service in 1966. With a top speed of Mach 3 and an altitude ceiling of over 85,000 feet, it evaded enemy defenses while conducting high-speed reconnaissance missions. Its advanced materials and sleek design allowed the SR-71 to withstand extreme heat generated by its incredible speeds. Equipped with sophisticated sensors, it provided critical intelligence during the Cold War, solidifying its place in aviation history.

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SR-71 Blackbird: The Unmatched Reconnaissance Aircraft Renowned for its speed and altitude capabilities, the SR-71 Blackbird was nearly impervious to enemy interceptors. Its advanced sensors enabled it to gather high-resolution imagery across vast areas, providing vital intelligence. The Blackbird's sleek black design enhanced its operational effectiveness, cementing its legacy as one of the most iconic aircraft in reconnaissance history.