The 330-meter-tall Eiffel Tower is one of the most famous landmarks in the world. Originally built as a temporary structure for the 1889 World's Fair, it was meant to symbolize the technological and industrial advancements of the 19th century. Construction began in 1887 and was completed in 1889, just in time for the fair, which celebrated the 100th anniversary of the French Revolution. Over two years, around 300 workers assembled the 18,038 iron pieces.

Until the 1930s, the Eiffel Tower, stan...