Longmen Grottoes are located in the south of Luoyang City and are one of the three most famous treasure houses of stone inscriptions in China.The grottoes were started around the year 494 when Emperor Xiaowen of the Northern Wei Dynasty (386-534 A.D.) moved the capital to Luoyang.Plenty of historical materials concerning art, music, religion, calligraphy, medicine, costume and architecture are stored in the Longmen Grottoes.