Berlin Tegel Airport is notable for its hexagonal main terminal building around an open square, which makes walking distances as short as from the aircraft to the terminal exit. The airport was scheduled to close in June 2012 after Berlin Brandenburg Airport (BER) opened, but due to ongoing delays with BER, the future of Tegel is uncertain. A campaign was launched to keep Tegel Airport open, which gathered signatures for a referendum for voters to decide on the future of the airport. While the referendum was non-binding, it did result in a majority of votes cast in favor of keeping Tegel open and
Kansas City International Airport strife and interruptions raised its cost to $250 million. Kansas City renamed the airport Kansas City International Airport (although it kept MCI as its airport code). TWA, Braniff and everyone else moved to MCI. Many design decisions were driven by TWA, which envisioned it would be its hub, with 747s and Supersonic Transports whisking people from America's heartland to all points on the globe. Streets around the airport included Mexico City Avenue, Brasília Avenue, Paris Street, London Avenue and Tel Aviv Avenue. TWA vetoed concepts to model the airport on Washington Dulles International Airport and Tampa International Airport, because those