The Eiffel Tower (French: Tour Eiffel) is a 324-meter-high iron tower located in Paris, in the far north-west of Champ-de-Mars, near the Seine. Created by Gustav Eiffel and his collaborators on the occasion of the Paris International Exposition in 1889, named the 300 meter tower in the opening, it became the symbol of the French capital, the first tourist site: the ninth most visited French site in 2006, , With 6,893 million visitors in 2007. With an elevation of 313.2 meters, the Eiffel Tower for 41 years remained the world's tallest landmark. Has been increased several times by installing many antennas, reaching a height of 327 meters since 8 March 2011. Used in the past in many scientific experiments, and is used today in broadcasting radio and television programs.