Gustave Eiffel and Friend at Eiffel Tower
1889, Paris, France — Gustave Eiffel (left) and a friend explore the newly built Eiffel Tower in Paris in 1889, the year of the Centennial Exposition for which it was built. The controversial tower was the world’s tallest building until the construction of New York City’s Chrysler Building. The Eiffel Tower ultimately came to symbolize Paris. — Image by © Corbis