THE GREAT WALL OF CHINA, CHINA

Dating back to the 7th Century, this massive wall of stone is believed to be 6000 kilometres long stretching over the majestic hills, battlements and watchtowers. The original purpose of building the wall was to protect the Chinese territories and empires from nomadic groups who were an absolute threat. The Great Wall of China is mainly built with Rammed Earth, stones and wood and is also believed to have been visible from the Moon