Concorde made its final flight over 20 years ago and supersonic air travel has yet to return. Here's a look at its incredible history.

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• Co-developed by Britain and France, Concorde was the first and only supersonic commercial airliner.
• British Airways operated its final commercial Concorde flight in 2003, ending its 27-year career.
• The supersonic jet remains an icon of modern aviation and a technological marvel.

For a fleeting 30 years during the 20th century, supersonic commercial air travel was a reality. But on October 24, 2003, that era came to an abrupt end.