Visitors view exhibits at the "1420: Nanjing to Beijing" cultural relics exhibition marking the 600th anniversary of the capital relocation of the Ming Dynasty (1368-1644) from Nanjing to Beijing, which took place in 1420, at Nanjing Museum Administration in Nanjing, east China's Jiangsu Province, Dec. 22, 2020. (Photo by Su Yang/Xinhua)
