The Great Wall of China

The location : from the east to the west in the north of China

The history: a history of over 2000 years

A few walls was built in the century BC.

Qin Shihuang joined them together and made it. Many dynastiesold walls and built new walls.

The materials: , bricks（砖）, wood and others

Functions：It was used to keep the enemies away. But now it is one of the most famous places of

in the world.