Near Carnac, a village on the French Atlantic coast, there is a striking collection of upright stones arranged in parallel rows. Several groups of these stone rows can be distinguished. Each group consists of several parallel rows of stones, each stretching for several hundred meters. The stones are between 0.5 and

There are many speculations about Carnac's stones rows. Which interpretation is the most convincing?

The construction of the stone rows at Carnac must have been an enormous effort for the people of the time. Such a feat requires a large tribal group that was able and willing to coordinate its activities. And there must have been an outstanding reason to create such a special structure.

The prehistoric site of Merrivale on Dartmoor in southern England is less well-known than Stonehenge or Carnac, but it has no less to offer: Visitors can marvel at stone circles and stone rows, several menhirs, a burial chamber, a large number of foundations of ancient huts and a kilometer-long embankment.