A coin of the Byzantine Empire is displayed after its discovery inside an ancient tomb in Luoyang, Henan province, China, on October 23. Recently-finished excavations on the site indicated the tomb belonged to an ancient emperor living from AD 498-AD 532. So far, five tombs of emperors of the Northern Wei Dynasty (AD368-AD534) have been found in Luoyang city, according to local reports. Reuters/China Daily