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The city of Chichén Itzá is important to multiple cultures in Central America. It is one of the last standing representations of ancient Mayan construction techniques. Some of the buildings still standing are El Castillo, El Caracol (observatory), and The Warrior's Temple.
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Thought to have originated in China, it travled along the Silk Road to Europe. It was the most devastating pandemic the world had seen. The disease was carried by flees, which were carried by rats, which were very common in the streets of Europe in the 14th century.
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Korean Alphabet Song! The development of the Korean alphabet, by Emperor Sejong, was important to the indepedence of Korea from China.
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Never before had medical facilities been provided for the common people on such a large scale and in such an organised form. The Muslims were the first to establish hospitals, dispensaries and medical schools in the world.
