What it is: A flint tool with a wooden handle and birch tar Where it is from: Öhningen, southern Germany When it was made: 3800 to 3500 B.C. Related: Hohle Fels water bird: The oldest depiction ...

This knife was discovered at a settlement site associated with the Pfyn culture. During the Neolithic period (4300 to 3500 B.C.), this culture spread from southern Bavaria to northern Switzerland ...