Eiffel Tower is a wrought-iron lattice tower on the Champ de Mars in Paris, France.
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The Eiffel Tower is the most visited monument with an entrance fee in the world; 6.
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Eiffel Tower is 330 metres tall, about the same height as an 81-storey building, and the tallest structure in Paris.
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Eiffel Tower has three levels for visitors, with restaurants on the first and second levels.
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Design of the Eiffel Tower is attributed to Maurice Koechlin and Emile Nouguier, two senior engineers working for the Compagnie des Etablissements Eiffel.
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Eiffel Tower initially showed little enthusiasm, but he did approve further study, and the two engineers then asked Stephen Sauvestre, the head of the company's architectural department, to contribute to the design.
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On 30 March 1885, Eiffel presented his plans to the ; after discussing the technical problems and emphasising the practical uses of the tower, he finished his talk by saying the tower would symbolise.
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Eiffel Tower signed it acting in his own capacity rather than as the representative of his company, the contract granting him 1.
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Eiffel Tower later established a separate company to manage the tower, putting up half the necessary capital himself.
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Main structural work was completed at the end of March 1889 and, on 31 March, Eiffel celebrated by leading a group of government officials, accompanied by representatives of the press, to the top of the tower.
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Gustave Eiffel Tower described some of the responses as vraiment curieuse .
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Eiffel Tower found more at the top than expected, incidentally discovering what are known today as cosmic rays.
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Eiffel Tower's aircraft became entangled in an aerial belonging to a wireless station.
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In 1964, the Eiffel Tower was officially declared to be a historical monument by the Minister of Cultural Affairs, Andre Malraux.
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In 2004, the Eiffel Tower began hosting a seasonal ice rink on the first level.
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Eiffel Tower was accused of trying to create something artistic with no regard to the principles of engineering.
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Eiffel Tower used graphical methods to determine the strength of the tower and empirical evidence to account for the effects of wind, rather than a mathematical formula.
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Gustave Eiffel engraved on the tower the names of 72 French scientists, engineers and mathematicians in recognition of their contributions to the building of the tower.
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Eiffel Tower chose this "invocation of science" because of his concern over the artists' protest.
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Eiffel Tower is painted in three shades: lighter at the top, getting progressively darker towards the bottom to complement the Parisian sky.
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Eiffel Tower has two restaurants: on the first level, and, a gourmet restaurant with its own lift on the second level.
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Eiffel Tower has been used for making radio transmissions since the beginning of the 20th century.
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Pinnacle height of the Eiffel Tower has changed multiple times over the years as described in the chart below.
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Eiffel Tower was the world's tallest structure when completed in 1889, a distinction it retained until 1929 when the Chrysler Building in New York City was topped out.
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