History's Largest and Most Expensive Military Aircraft Ever Built

4. The F-16 Fighting Falcon

Joined the Service in 1974 Not retired: N/A Expense: *$18.8 million The F-16 Fighting Falcon was initially intended for the US Air Force but is now used by 25 other countries. Originally designed as a day fighter for air superiority, the F-16 evolved into a versatile multi-role aircraft capable of operating in all weather conditions.

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F-16D Fighting Falcon | Twitter.com / @Toryu1963 Today, the Falcon is exported rather than purchased by the USAF. Its side-mounted control stick and frameless bubble canopy provide excellent visibility and smoother maneuvering.