EXPLAINED: Map may prove welsh atlantis rooted in fact say academics | Rare Historical Photos

It is believed to be the Welsh Atlantis, a lost land lying below the water at Cardigan Bay. For at least 800 years, tales have been told of the legend of Cantre’r Gwaelod, but evidence that it really existed has been scant.

Now, a medieval map depicting two islands off the Ceredigion coast provides some proof that the legend may be rooted in historical fact, according to a BBC report.