The collection of fortifications known as the Great Wall of China has historically had a number of different … ଅଧିକ ଦେଖନ୍ତୁ

The Chinese were already familiar with the techniques of wall-building by the time of the Spring and Autumn period between the 8th and 5th centuries BC. During this time and the subsequent Warring States period, the sta… ଅଧିକ ଦେଖନ୍ତୁ

A formal definition of what constitutes a "Great Wall" has not been agreed upon, making the full course of the Great Wall difficult to describe in its entirety. The defensive lines contain multiple stretches of ra… ଅଧିକ ଦେଖନ୍ତୁ

Before the use of bricks, the Great Wall was mainly built from rammed earth, stones, and wood. During the Ming, however, bricks were heavily used in many areas of the wall, as were materials such as tiles, … ଅଧିକ ଦେଖନ୍ତୁ

While portions north of Beijing and near tourist centers have been preserved and even extensively renovated, in many other locations the wall is in disrepair. The wall sometimes provided a source of stones to buil… ଅଧିକ ଦେଖନ୍ତୁ