In 1974, The Terra-cotta Warriors were discovered at the eastern side of the Qin Shi Huang Mausoleum. This discovery shocked the world, and it is said Terra-cotta Warriors are one of the greatest archaeological discoveries of the 20th century, and it is known as the eighth wonder of the world. It has a high artistic value. Terra-cotta pits have been found and the total area of the Terra-cotta Warriors is about 20,000 square meters. It’s considered one of the wonders in the ancient history of sculpture.