Jill Jonnes is the author of Eiffel's Tower: And the World's Fair Where Buffalo Bill Beguiled Paris, the Artists Quarreled, and Thomas Edison Became a Count. She is also the author of Empires of Light and Conquering Gotham and holds a degree from Columbia Journalism School and a Ph.D. in American History from Johns Hopkins University.

In an excerpt from her new book, Jill Jonnes shows Paris on July 4, 1889—with cowboys firing guns in the air, raucous Champagne bashes, and Old Glory flying atop the brand new Eiffel Tower.