Full article at Financial Times or as a pdf download below.
In the Financial Times article, captioned "Flights of fancy: from urbane grandeur of Tempelhof to Singapore's indoor waterfall," Architecture Critic Edwin Heathcote looks critically at what distinguishes an airport and why - for him - there are five favorites.
For Changi Airport, Heathcote says "Its real attraction is that it works. Light, clear and airy, it is surely the template for these strange spaces of contemporary globalisation — the airport as entertainment rather than chore."