Far off the coast of Brittany, a line of stone blocks lies hidden beneath the Atlantic, preserved where dry land once met the ...

The Sein Island submerged stone structures include a football-field-long granite wall off Brittany that dates back more than ...

The mysterious alignments of standing stones scattered across Brittany in France have intrigued archaeologists and tourists alike for centuries. Now, fresh discoveries at the Le Plasker site near ...

Evidence of two previously unknown prehistoric stone circles has been uncovered in southern England—with one site seemingly displaying similarities to the early phase of the iconic Stonehenge. Remains ...

A dog walker along the U.K. coast found stone structures later identified by archaeologists as centuries-old bait tanks, photos show. Photo from Sarah Winlow via Northumberland Coast National ...