Information about the Great Wall of China.

The primary purpose of the Great Wall was to provide a measure of protection and warning against impending northern (and sometimes southern) invasions. The Great Wall also served the purpose of preventing invaders from bringing horses in or stolen goods out.

great info

it explains the reason it was built, who built it, how long, tall and wide it is. what it is made of and more. it helped answer 2 of my inquiry questions

this has heaps of info on the great wall of china

this has heaps of information on most of the inventions of ancient china

China has been a source of many inventions, including the Four Great Inventions : papermaking, the compass, gunpowder, and printing (both woodblock and movable type). The list below contains these and other inventions. The Chinese invented technologies involving mechanics, hydraulics, and mathematics applied to horology, metallurgy, astronomy, agriculture, engineering, music theory, craftsmanship, nautics, and warfare.

For being such a seemingly ordinary vehicle, the wheelbarrow has a surprisingly exciting history. This is especially true in the East, where it became a universal means of transportation for both passengers and goods, even over long distances.

includes gunbpowder, printing and more

Printing, paper money, porcelain, tea, restaurants, gunpowder, the compass-the number of things that Chinese of the Song Dynasty

Lots of inventions, dynastiies and religion

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China Great Wall information on its history, tours, construction, sections, photos and maps as well as first-hand reviews from travelers who have been there.

The Great Wall of China is a series of stone and earthen fortifications in China, built, rebuilt, and maintained between the 5th century BC and the 16th century to protect the northern borders of the Chinese Empire during the rule of successive dynasties.