The golden burial mask of King Tutankhamun, one of ancient Egypt's most famous artifacts, is seen at the Egyptian Museum in Cairo, capital of Egypt, on May 6, 2017. The third annual conference on King Tutankhamun kicked off on Saturday in Cairo and will last for three days, with discussions on several archaeological topics, including Tutankhamun's furniture and human remains and the ideal methods of preserving them, according to Ahram Online. [Photo/Xinhua]