Paris for 31 percent of the GDP of France. According to the Economist Intelligence Unit Worldwide Cost of Living Survey in 2018, Paris was the second-most expensive city in the world, behind Singapore and ahead of Zurich, Hong Kong, Oslo and Geneva. The city is a major rail, highway, and air-transport hub served by two international airports: Paris-Charles de Gaulle (the second busiest airport in Europe after London Heathrow Airport with 69.5 million passengers in 2017) and Paris-Orly. Opened in 1900, the city's subway system, the Paris Métro, serves 5.23 million passengers daily, and is the second busiest metro system in
Miangas Airport apron sufficient for operating three aircraft at the same time. This airport also houses a 356 square metre terminal warehouse. Miangas Airport Miangas Airport () is an airport located on the island of Miangas, North Sulawesi. It is one of the most remote airport in Indonesia. It was opened on 12 March 2017. The airport was built in 2012 with a construction investment of billion. Wings Air opened its inaugural flight from Manado to Miangas Airport, transiting at Melangguane Airport. The flight operates once a week on Sunday. The airport has one runway designated as 03/19 with an asphalt surface