Peter Weller visits the Great Wall of China.

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The Great Wall of China was constructed over several centuries and claimed the lives of thousands of builders.

It took millennia to build, but today the Great Wall of China stands out as one of the world's most famous landmarks.

Since it was first built in the 2nd century BC, China's dynasties have added to the Great Wall of China, but has the wall really protected the country from invasion?

Qin Shi Huang, the first emperor of China, ordered the construction of the Great Wall to defend against invading nomadic tribes.

Emperor Qin Shi Huang searched for divine acceptance by offering gifts to the gods.

Qin Shi Huang was buried in a massive tomb along with his army, servants and wealth.