Imagine flying between New York and London in half the time it takes today. Celebrities sit nearby, champagne and caviar are served. Fantasy? Not long ago, this was a reality – made possible by Concorde. An airplane faster than a bullet, faster than the speed of sound. An airplane that seemed impossible to make. In Season 4 of Teamistry, new host Nastaran Tavakoli-Far and lead producer Pedro Mendes travel to the U.K. and France to speak with the designers and engineers who dreamed the same dream, worked and failed together, and built the fastest passenger plane ever.