Charles de Gaulle Airport several smaller airfields in the suburbs of Paris, and other airports directly or indirectly worldwide. The planning and construction phase of what was known then as "Aéroport de Paris Nord" (Paris North Airport) began in 1966. On 8 March 1974 the airport, renamed Charles de Gaulle Airport, opened. Terminal 1 was built in an avant-garde design of a ten-floors-high circular building surrounded by seven satellite buildings, each with six gates allowing sunlight to enter through apertures. The main architect was Paul Andreu, who was also in charge of the extensions during the following decades. Following the introduction of the brand
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