Great Wall

Great Wall is largest construction project ever. First made of earth, later of brick, extending for 1500 miles. Shih Huang Ti burned all known books in 214 BCE, explaining why little is known about China before then.
 Shih Huang Ti China 214 BCE Great Wall

Great Wall is largest construction project ever. First made of earth, later of brick, extending for 1500 miles. Shih Huang Ti burned all known books in 214 BCE, explaining why little is known about China before then.