It feels like famous landmarks such as the Eiffel Tower or Mount Rushmore have been around forever, but the truth is that many of these monuments are barely over a hundred years old. Some of them were completed in just a few years, while a rare few are still not finished. Here are 15 photos of famous landmarks before they were completed.

1 landmarks completed

Eiffel Tower – The main attraction in Paris was constructed in just two years. This photo was taken in 1888, a year before it was completed.