Admired by millions of tourists every year, the Eiffel Tower in Paris, the Empire State Building in New York, Christ the Redeemer in Rio de Janeiro and many other iconic landmarks around the world were not built in a day. They all had to go through demanding construction processes that took long years, decades and sometimes even centuries before they were finished. One in particular is not even done yet and is slated for completion in 2027 after over 130 years of construction. To show you how incredibly challenging the construction of some of the world´s greatest architectural jewels might have been and still are, we compiled a list featuring 25 Vintage Photos Of Your Favorite Landmarks Under Construction You’ve Probably Never Seen.
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Eiffel Tower, Paris, France (1887 - 1889)
Image: en.wikipedia.org Sydney Opera House, Sydney, Australia (1959 - 1973)
Image: flickr.com Atomium, Brussels, Belgium (1957 - 1958)
Image: www.pinterest.com Golden Gate Bridge, San Francisco, California (1933 - 1937)
Image: www.nytimes.com Petronas Towers, Kuala Lumpur, Malaysia (1993 – 1996)
Image: www.pinterest.com 
