Here are a few facts about this world famous structure: it was built in 1889 for the Universal Exposition, celebrating the centenary of the French Revolution. Its height, with the antenna, is 324 m (1063 ft), its total weight - 10,000 tons. The Eiffel Tower contains 7,300 tons of metal framework and 2,500,000 rivets. 1792 steps lead to the top.