The Great Wall of China, which stretches across over 5,000 miles of China’s landmass, was built over 2,000 years ago in order to protect against attacks from Mongolian invaders. Although its structure has been rebuilt and repaired over the centuries, it remains one of the most impressive man-made structures on earth. Here are 10 facts about the Great Wall that you probably didn’t know.

1) The Great Wall took thousands of years to build

Historians estimate that it took over two thousand years to build. It was first built in the Warring States Period, then rebuilt and extended during the Qin dynasty. The Ming Dynasty contributed much to its height and length by building what is now known as the world’s longest cemetery.

2) It’s one of the Wonders of the Ancient World

The Great Wall of China is one of the Wonders of the Ancient World. It was built over 2,000 years ago to keep invaders out. The entire wall stretches over 4,500 miles and some parts are as tall as 30 feet. Even today it remains the largest human-made structure in the world.
It has been a place for all types of travelers: writers, poets, tourists, soldiers and politicians have all traversed its stones.

3) There are lots of theories as to why it was built

Though there are many theories as to why it was built, not much is known for sure. One popular theory is that an emperor wanted to use it as a fortification against nomadic tribes on the northern border. Another theory suggests that it served as a way to control trade and movement. The wall’s construction began in 7th century BC and was largely completed by 16th century AD.
There are 21 well-preserved sections of the wall which can be found in various states in north China.

4) Its construction involved millions of people

The construction of The Great Wall was one of the largest and most ambitious engineering projects ever undertaken. It involved millions of people and took over two centuries to complete, becoming a standing monument not only to the greatness of Chinese civilization but also to human endurance and will.

5) Most tourists visit Badaling in Beijing

• It is in Beijing, China near the border with Mongolia.
• The total length of this wall is 13,170 km (8,076 miles).
• It was built to protect against northern invaders from Xiongnu (a nomadic people from Central Asia).
• Construction on this wall began over 2,200 years ago, in 220 BC by Qin Shi Huangdi, the first Emperor of China.

6) Many sections have been damaged by natural disasters and time

The Great Wall was originally built to protect against invasions from Mongolia and other northern tribes. The wall has been damaged by natural disasters such as flooding, earthquakes, and snowstorms.

7) The wall is considered part of a world heritage site today

The Great Wall is an amazing example of human engineering and a testament to the Chinese people’s indomitable spirit. It’s also one of the most famous monuments in the world, but there are many things about it that might surprise you. Did you know, for instance, that it was originally created to protect against raiding nomads from Mongolia? Or that its construction was started over 2,000 years ago?

8) Both humans and animals have climbed it over history

The most famous man-made structure in the world, The Great Wall of China has stood for centuries. Originally built to protect against invasion from Mongolia and other nomadic tribes, it was later used as a way to enforce trade regulations among warring states.

9) There are many ways to get onto it today – with some danger!

There are many ways to get onto it today – with some danger! Climbing it is not allowed, but there are other options. The Mutianyu section has a cable car, and there is also a chairlift near Badaling. The Jiankou section is one of the most adventurous parts of the wall – with steep inclines and lots of stairs. If you don’t want any challenge at all, then head for Huanghuacheng, where there are no steps at all!

10) There is no real evidence for many popular stories about its origins.

The purpose of the wall is widely debated, with some arguing it was to protect against northern invaders. Another popular theory is that it was built to keep out Mongolians. The most widely accepted theory, however, is that its purpose was to defend against raids from nomadic tribes on either side in order to maintain peace and stability within the Chinese Empire.