Starting with the year 850, magnetized needles were commonly used as navigational devices on ships.
Zheng He from the Yunnan province in China was the first to use the compass as a navigational tool.
During the Ming Dynasty (from 368 to 1644), people started using bricks in a lot of areas of the wall. The Great Wall extends from Shanhaiguan located in the east, to Lop Lake found in the west.
However, the Chinese were the first who invented noodles.
They were the ones to bring the food to Sicily when they invaded the region back in the 8th century.
When the early European explorers reach China they also learned about the nutritious value of noodles and decided to bring the recipe to European cooks.
In the period between 14 he managed to carry out seven ocean trips.
The compass came to India, the Middle East and Europe as a result of the formation of the Mongol Empire by Genghis Khan.