The planet’s best-known structures hide a ton of secrets. From underground train stations and secret apartments to surprise bowling alleys and concealed rooms, find out what your favorite building is hiding.




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Disney’s Magic Kingdom, Florida, opened in 1971, was the first of the four Disney theme parks (and two water parks) in the Sunshine State. It’s where you’ll find the iconic Cinderella Castle with its 18 towers and spires, but there’s also a whole other aspect you probably don’t know about the park.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


At 1,815 feet and five inches, the CN Tower was the tallest structure of its kind in the world until 2010. Built in 1976 it still functions as a communications mast for radio and mobile signals. Visitors also head up the elevators day and night to get a view over the city. At the top there’s a revolving restaurant, a 20-minute outdoor “EdgeWalk” around the main pod, and an even higher “SkyPod”.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


One of the world’s largest mosques, Abu Dhabi’s Sheikh Zayed Grand Mosque has a number of impressive facts and figures associated with it. The grand structure can accommodate more than 40,000 worshippers, has 82 domes, more than 1,000 columns and is also home to a number of 24-carat gold gilded chandeliers.




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But among all the overwhelming interior opulence, the most luxurious element of all is somewhere you may never have looked: the floor. The mosque is home to the world’s largest handmade carpet, which took 1,200 women two years to make. The carpet weighs a staggering 35 tons and measures 60,569 square feet (5,627sqm).




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The Mount Rushmore National Memorial is one of the USA’s most recognizable sights, with the 60-feet-tall (18m) faces of four legendary American presidents carved into granite. But there’s more to this monument than meets the eye.




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The famous faces conceal a secret: behind President Abraham Lincoln’s face is a hidden corridor. Originally planned to be part of a Hall of Records – designed to store important documents in American history for future generations – the full construction was never completed. It was only in 1998 that the National Park Service added a titanium cask with 16 porcelain panels about Mount Rushmore’s history to fulfill part of artist Gutzon Borglum’s original vision.




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Known the world over as Big Ben, the Elizabeth Tower is one of London’s most recognizable landmarks. The name ‘Big Ben’ refers to the clock’s bell within the tower, which is currently out of action while a major refurbishment is underway.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


The towering Burj Khalifa, the world’s tallest building (for now), is a staggering 2,717 feet (828m) tall. It holds world records for not only being the tallest building in the world, but also the tallest man-made structure in the world, the tallest free-standing structure in the world, the highest outdoor observation deck in the world and more.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


It has been in countless movies, offers exceptional views across New York City and was once the tallest building in the world. The Empire State Building usually plays host to millions of visitors every year, but most are unaware of the tower’s big secret.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


But visitors rushing to catch their trains will not notice one of the most fascinating elements of the train station: its secret abandoned ballroom. On the third floor of the building, the ballroom once held concerts, competitions and public dances. However, it has been empty ever since the 1980s and is now in a state of disrepair.




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New York’s Waldorf Astoria hotel is a historic establishment that has hosted royalty, presidents and film stars over its long history. It’s currently closed for refurbishment and isn’t planned to reopen until 2021.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


Located in The Hague, the Binnenhof is a group of buildings housing the Prime Minister of the Netherlands and is where all political matters are discussed. The Gothic-style buildings, which became the center of the Dutch empire in 1584, make up the oldest Houses of Parliament still in use and is one of the country’s most significant heritage sites.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


The Monument to the Great Fire of London stands at 202 feet (62m) tall in the City of London, near the northern end of London Bridge. Since the monument was completed in 1677, visitors have climbed its steps to enjoy views over England’s capital. However in 1842 a cage had to be built around the gallery due to a few incidents of people jumping and falling off.




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The building isn’t just a monument or a way of getting a great view of the city: it also functions as a huge telescope. The monument was once the site of scientific experiments, and underneath the building a tiny laboratory was where scientists would peer through the telescope.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.




Microsoft and partners may be compensated if you purchase something through recommended links in this article.


45/45 SLIDES

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