4. The terracotta army in Xi’anThis is another famous landmark in China that has come to be associated with China. It was a buried wonder for over 2000 years till some farmers accidentally uncovered the archeological wonder which is now regarded as a World Heritage Site. It depicts hundreds of life size models of army that triumphed over all the other Chinese armies in the Warring states period and were a decisive factor in forming a united China. The structure has a factor of mystique raising questions about why it was built.