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
Coventry Airport In February 2004 the airport lease was sold to TUI AG, which started scheduled international flights from a temporary passenger terminal building in March 2004 under the brand Thomsonfly using two Boeing 737s. The operation drew vociferous opposition from environmental campaigners, some local residents and Warwick District Council, but was supported by Coventry City Council. Warwick District Council unsuccessfully sought an injunction to stop flights, claiming that the temporary facilities were built without planning permission. Flights expanded through the following years, while the airport sought planning permission for a permanent passenger terminal and facilities. Thomsonfly expanded operations with more European