When
In ancient China through out Qin dynasty the first emperor Qin Shi Huang ordered his men to build him a army to protected him upon his death. The Chinese terracotta warriors has been rumoured to been made around 210 B.C.E. The army was founded by a farmer in 1974. It has been underground for more than 2000 years. It took around 39 years to build the whole of the terracotta army.
Where
In central China in Xi'an capital of Shaanxi province the terracotta army were founded by a farmer. Then they were moved near the mausoleum of Qin Shi Huang. Emperor's Qin's burial mound and tomb were located around 1.5km away from the site of the army. Vault 2 & 3 were about 20km away from vault 1.