Paris busiest airport system in the world. The city is served by three commercial international airports: Paris-Charles de Gaulle, Paris-Orly and Beauvais-Tillé. Together these three airports recorded traffic of 96.5 million passengers in 2014. There is also one general aviation airport, Paris-Le Bourget, historically the oldest Parisian airport and closest to the city centre, which is now used only for private business flights and air shows. Orly Airport, located in the southern suburbs of Paris, replaced Le Bourget as the principal airport of Paris from the 1950s to the 1980s. Charles de Gaulle Airport, located on the edge of the northern
Capital Region International Airport led to the building of the current terminal building in 1959. The terminal has had several renovations and additions since then. In April 1967 a new $38,000 observation room opened, where viewers can hear radio communications between pilots and control tower through a loud speaker. In the early 1960s Lansing Community College leased the Francis Aviation Complex at Capital City Airport. The college moved to a new facility near the airport terminal in 1974. In March 1960 Francis Aviation Co. built two circular (roundtable) airport hangars costing $400,000 at the airport, believed to be the world's first. In 1963 Capital