The wall is thought to have been built around 11,000 years ago to channel reindeer into places where they could more easily be killed, and could be the largest Stone Age megastructure in Europe.

Thirty-two years on from the fall of the Berlin Wall, there are now 1,800km of walls and fences either built or under construction on Europe’s borders. That is the equivalent of almost 12 new ...

The stone row likely served to corner reindeer between the water and the wall. "At that time, around 5,000 people lived in Northern Europe ... it's crucial that we map lost structures and ...