Below the dark blue waters of the Bay of Aarhus in northern Denmark, archaeologists search for coastal settlements swallowed by rising sea levels more than 8,500 years ago.

Here, we actually have an old coastline. We have a settlement that was positioned directly at the coastline,” he said. “What we actually try to find out here is how was life at a coastal settlement.”

Not Doggerland –that is in the middle of the North Sea.