This prehistoric monument is located in the English county of Wiltshire. As one of the most famous sites in the world, Stonehenge is composed of earthworks surrounding a circular setting of large standing stones. Archaeologists have believed that the iconic stone monument was erected around 2500 BC.
Originally the Flavian Amphitheatre, the Colosseum is an elliptical amphitheatre in the centre of the city of Rome, Italy, the largest ever built in the Roman Empire. It is considered one of the greatest works of Roman architecture and Roman engineering. Occupying a site just east of the Roman Forum, its construction started in 72 AD under the emperor Vespasian and was completed in 80 AD under Titus. It was capable of seating 50,000 spectators, the Colosseum was used for gladiatorial contests and public spectacles.
Catacombs of Kom el Shoqafa
With a name that means Mound of Shards, the catacombs is a historical archaeological site located in Alexandria, Egypt. The necropolis consists of a series of Alexandrian tombs, statues, and archaeological objects of the Pharaonic funeral cult with Hellenistic and early Imperial Roman influences. The facility was used as a burial chamber from the 2nd century to the 4th century, before being rediscovered in 1900 when a donkey accidentally fell into the access shaft.
Great Wall of China
The Great Wall is a series of stone and earthen fortifications in northern China, built originally to protect the northern borders of the Chinese Empire against intrusions by various nomadic groups. The majority of the existing wall was built during the Ming Dynasty, while one of the most famous is the wall built between 220 – 206 BC by the first Emperor of China, Qin Shi Huang. The entire Great Wall stretches for 5,500.3 miles.
Porcelain Tower of Nanjing
Also known as Bao’ensi, meaning Temple of Gratitude, the tower is a historical site located on the south bank of the Yangtze in Nanjing, China. It was a pagoda constructed in the 15th century during the Ming Dynasty, but was mostly destroyed in the 19th century during the course of the Taiping Rebellion.
The Hagia Sophia is a former Orthodox patriarchal basilica, later a mosque, and now a museum in Istanbul, Turkey. From the date of its dedication in 360 until 1453, it served as the Greek Patriarchal cathedral of Constantinople, except between 1204 and 1261, when it was converted to a Roman Catholic cathedral under the Latin Patriarch of Constantinople of the Western Crusader established Latin Empire.
Leaning Tower of Pisa
The tower is the campanile, or freestanding bell tower, of the cathedral of the Italian city of Pisa. It is situated behind the Cathedral and is the third oldest structure in Pisa’s Cathedral Square after the Cathedral and the Baptistry. It has a height of 183.27 feet on the low side and 186.02 feet on the high side. Before restoration work, it leaned at an angle of 5.5 degrees, but now leans at about 3.99 degrees.