The Eiffel Tower is an iron tower built on the Champ de Mars beside the Seine River in Paris. The tower has become a global icon of France and is one of the most recognizable structures in the world. It is named after its designer, engineer Gustave Eiffel. Eiffel Tower is the tallest building in Paris and has had more than 200,000,000 have visited the tower since its construction in 1889. When it was completed in 1889 it was the world’s tallest tower. It remained so until 1930 when it was overtook by New York City’s Chrysler Building. The metal structure of the Eiffel Tower weighs 7,300 tonnes and the entire structure including non-metal parts is nearly 10,000 tonnes.

The first and second levels are easily accessible by stairways and lifts. The structure was as the entrance arch for the Exposition Universelle, a World’s Fair marking the centennial celebration of the French Revolution. The tower has been used for radio transmission since the beginning of the 20th century.