The SST mockup returned home after several decades.
Category: boeing 2707
What Was The Cabin On The Boeing 2707 Like?
A look inside the most expensive aircraft that was built but never flew.
5 Supersonic Passenger Aircraft: Canceled, Completed & Planned
Since the 1950s engineers have planned for supersonic travel and commercial supersonic flights may return as soon as 2029.
What Was The Cockpit On The Boeing 2707 Like?
What was planned to be an engineering marvel never flew.