Storms lashing the British coast last month revealed a strange new sight off the west coast of Wales, near the village of Borth: the stumps of hundreds of tree trunks, rising out of the sand, like broken teeth.

Could this be part of Cantre'r Gwaelod, a mythical kingdom believed to have disappeared beneath the waves thousands of years ago? Has Wales's very own Atlantis been found? (Related: "Lost Lands Found by Scientists.")

It's like an episode of Game of Thrones: a mysterious, submerged forest; an ancient kingdom that was home to a priestess and her magic well.

Composed mostly of oak and pine, the forest is believed to date from the Bronze Age. It was buried under a peat bog