Heathrow Terminal 2 Cost $4.2 Billion to Complete — mashable.com

Heathrow Airport's new Terminal 2 welcomed its first passengers on Wednesday, with the arrival of 17 United Airlines flights and about 6,000 passengers. T2, also called the Queen's Terminal, is opening slowly after the London airport witnessed a nightmare in 2008 with the opening of Terminal 5. "It's a very sensible thing to do to start with a phased rollout," said Heathrow chief executive-in-waiting John Holland-Kaye. "They're big airlines. These are the lessons we took from T5." The airport's announcement of the opening said they are expecting "some teething problems in the first few days."

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