▲Britain's largest church was left with a dirty yellow patina due to a thick smog that hit London in 1952. It took 20 years of restoration to get rid of the toxic layer.

▲The now uninhabited and mysterious Angkor Wat was inhabited for centuries by Buddhist monks and villagers. Nowadays it's one of the most-visited wonders of the world.

▲When European colonizers discovered the temples in the 19th century, they didn't believe that it had been constructed by the Khmer people. The 200 temples were also arranged so that travelers passing could only see three of them.

▲The city ruins were part of a complex temple. The curious thing is that the Romans didn't have the technology to move the stone blocks, which weighed up to a thousand tons. These stones can be found on the temple's base.

▲Its likely that the Egyptians built the temple foundations, and some believe that it may have been used as the base for the Tower of Babel.

▲The Solovetsky islands have spiral labyrinths that can cause a person to get lost or exit through the same place they entered. Some researchers have speculated that the spiral construction was built for kids to play in.

▲On the mountains' slopes there are small houses made of flat stones. The facades have holes with a cork lid. The stone slabs weigh tons and they're adjusted to each other with such precision that it's not possible to insert a leaf between them.

▲Tourists can visit the top of the imposing New York monument, but are told it ends on the 102nd floor. In reality, there is one more floor—the 103rd—where there is a small room with a balcony. Only VIPs and staff can go there.

▲The famous New York City landmark wasn't always green! The statue was originally copper-colored, but turned green with oxidization over the years.

▲The sculptures date from approximately the late 3rd century BCE. They were rediscovered in 1974 by local farmers in the Lintong District. The statues include warriors, carriages, and horses—and the most amazing part? Each soldier has a different face!

▲While we all know what the Great Sphinx looks like today, it turns out that it used to be painted different colors! Archaeologists think that the face used to be red, and the body used to be yellow and blue.

▲Legend has it that a lighthouse keeper disappeared and bloodstains were found on the lighthouse's steps. The remains of his body were found 100 years later in the area around the lighthouse.

▲The great mystery of Easter Island is the 887 giant stone statues, called Moai, which are spread throughout the island. Their purpose and origin are unknown.

▲It's believed that the statues were created to honor important ancestors, hence the form of human heads.

▲One of the most iconic and ancient monuments in the world that also hides a dark secret. It's estimated that during its construction, about 400,000 civilian builders died and were then buried in the area. Consequently, the wall is known as the longest cemetery on Earth.

▲The monument to the four American presidents carved on Mount Rushmore has a secret chamber behind the hairline of Abraham Lincoln.

▲During archaeological excavations, this perfectly circular prehistoric tomb was discovered. It is older than the Egyptian pyramids.

▲Petra and its monumental buildings are hidden 900 m (2,953 ft) above sea level. It is unknown how the sculptors built it without scaffolding.

▲One of Venice's historical landmarks was actually built to transfer prisoners from the interrogation room to prison. The bridge bears this name because of the sighs prisoners released during the crossing.

▲The beautiful portal carved in rock consists of a single and imposing block that weighs around 13 tons. It's believed that the door was part of a larger building, which could have been located on the Pyramid of Akapana, where several pieces made from the same material can be found.

▲Sacsayhuamán is a walled city built more than 3600 m (11,811 ft) high. The mystery lays in its perfect construction. The blocks are so precisely fitted that not even a sheet of paper fits between them.

▲Some think that the complex was a cemetery, at least during the period leading up to the addition of larger stones to the monument. This is because 56 graves containing the cremated bodies of at least 64 people who lived during the Neolithic period were found on the site.

▲The great Indian temple is actually a tomb that was built by Emperor Shah Jahan in honor of his late wife Arjumand Bano Begum, who died giving birth to his 14th child.

▲These pyramids are known as the City of Voices. There are several theories about the original use of the structures. Some have called them religious buildings, others research centers, and some think they're cemeteries.

▲The Malian city was founded in the year 1100 CE with the intention of serving as a market due to its proximity to the Niger River. Caravans would bring salt from the Sahara mines to exchange for gold and slaves brought from the south. In 1330, it was part of the powerful Mali empire.

▲In the past, people would use Paris' iconic building to commit suicide. It's estimated that more than 350 people have climbed the tower to throw themselves from it. The government reinforced security measures in order to avoid this from happening again.

▲The Italian monument has leaned since it was built in 1173. Because it was built on sand and clay, it didn't have enough stability and developed its signature angle.

▲Itsukushima is a sacred place. In order to maintain its purity, since 1878, no deaths or births have been allowed near it.

▲The Bucharest landmark has a circular shape because it was built on the foundation of a former circus.

▲For some 160 years, pennies have been stacked on the pendulum to keep London's iconic clock accurate.

▲The square in Rome where Julius Caesar was assassinated is now a cat sanctuary. The square is home to over 100 stray cats.

▲For years, local villagers have been removing bricks from the Great Wall of China. They use them as building materials and sell them to tourists.

▲The Great Sphinx of Giza was buried up to its neck in sand from around 1400 BCE, until it was excavated between 1925 and 1936.

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The original London Bridge was slowly sinking into the river Thames, so in 1967 it was sold to an American entrepreneur. The bridge was relocated to Lake Havasu City, Arizona.

▲The sculpture that depicts Lucifer falling from Heaven is located in Madrid, and is exactly 666 m above sea level.

▲St Peter's Basilica was mainly funded by selling indulgences. Forgiveness and salvation were big business.

▲In the 1960s, to avoid getting flooded by the Nile River's raising waters, the ancient temples were relocated to higher ground. This was necessary or they would have been submerged during the creation of Lake Nasser, the massive artificial water reservoir.

▲The most famous monument in Paris is actually painted in three shades: it's darker at the bottom and lighter at the top.

▲One of the details on the Washington National Cathedral is actually Darth Vader! The winner of a National Geographic magazine competition got his design sculpted and carved onto the Cathedral.

▲Some theories say that the three pyramids of Giza are precisely aligned with the Orion constellation. The stars are associated with the Egyptian god of rebirth.

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Many historical monuments and landmarks around the world still hide many mysteries, but we are lucky enough to have discovered amazing facts about many of them.

Click through and get to know surprising facts about some of the world's most iconic landmarks.

The history and stories of famous monuments

These renowned structures carry enchanting histories

12/12/24 por StarsInsider

TRAVEL Mystery

Many historical monuments and landmarks around the world still hide many mysteries, but we are lucky enough to have discovered amazing facts about many of them.

Click through and get to know surprising facts about some of the world's most iconic landmarks.