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The tower was designed by the French engineer Gustave Eiffel and his company. It was built as the centerpiece of the 1889 Exposition Universelle (World's Fair) held in Paris to celebrate the 100th anniversary of the French Revolution. The tower's unique design features a lattice of iron girders, which was a at the time.
The Eiffel Tower stands at a height of 324 meters (1,063 feet) including its antennas. It held the title of the tallest man-made structure in the world until the completion of the Chrysler Building in New York City in 1930. The tower has four levels: three levels are accessible to the public and the fourth level houses technical equipment.
