British Airways also wanted to serve the London-Sydney route with Concorde, but opposition in Malaysia and India over the aircraft’s sonic boom eventually led to that plan being scrapped.

Boeing managed to build three prototypes before the entire project was scrapped. One might think it was because of Concorde's July 25, 2000, crash, but the 2707 was being built during the '60s.

During takeoff and landing, Concorde flew at a steep angle, with its front end tilted skyward and its tail pointing down. If a conventional plane were in this position, its nose would block the ...