Which airport that features a skytrain was listed by Skytrax as the World's Best Airport?
Changi Airport Skytrain: The Changi Airport Skytrain is an automated people mover that connects Terminals 1, 2 and 3 at Singapore Changi Airport. Changi Airport Skytrain:  All stations are equipped with platform screen doors, are air-conditioned and have plasma displays indicating the arrival time of the next train. Singapore Changi Airport:  It is currently rated the World's Best Airport by Skytrax, for the fifth consecutive year (Skytrax's World's Best Airport 2013–2017) and is one of the world's busiest airports by international passenger and cargo traffic.
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