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
Kjøllefjord Airport Kjøllefjord Airport Kjøllefjord Airfield () is a disused general aviation airport (airfield) located at Kjøllefjord in Lebesby, Norway. It consisted of a gravel runway and a simple small building as a terminal. Plans for an airport in Kjøllefjord were first launched in the mid-1960s. The bush airline Norving was the main proponent as they intended to operate an air taxi and air ambulance service. Construction started in 1973 and the airport opened in 1974. The same year the close-by and larger regional airport, Mehamn Airport opened and Kjøllefjord was only used sporadically. It became abandoned during the 1980s. The first