2. The Concorde was a technological marvel. When Charles Lindbergh flew across the Atlantic Ocean for the first time in 1927, it took him more than thirty hours. A Concorde could make the same jouruey in under four hours. But it wasn't cheap. In 2002, a seat on a Concorde flight form New York to london cost over US$ 6,300. But for that, you got to travel at twice the speed of sound, 18,288 metres above the ground. Only astronauts fly higher