Excavations
- Chinese prehistorian Jia Lanpo and archaeologist Bian Mienmien join the ongoing excavations at Peking Man Site in Zhoukoudian, China.
- University of Pennsylvania project at Piedras Negras, Guatemala begins (lasts to 1939).
- International project at Samaria begins (lasts to 1935).
- Alfonso Caso begins eighteen-year project at Monte Albán.
- Prima nave of the Nemi ships is recovered.
Read more about this topic: 1931 In Archaeology