On Wednesday Heathrow Express, a train that connects central London to Heathrow airport in about 15 minutes, opened its first flight-information display screens and check-in services at its Paddington Station terminal in London.

WSJ: Cutting Down On the To and Fro

At DFW Airport, travelers in and out of Terminal D and the Skylink train stations are greeted by a multimillion-dollar display of murals and sculpture.

WSJ: Luke Wilson and Others Give An Insider's Guide to Dallas