Inside Singapore Changi Airport - World´s Best Airport ever | Singapore airport nature dome unveiled

Built for a reported 1.35 billion, the center has four-storey gardens as well as 280 retail and food outlets, a hotel and cinema. Also the 40-metre indoor waterfall cascading through a steel and glass dome is at the heart of a vast complex in Singapore's main airport unveiled Thursday, part of the city-state's fight for global flights.