This beach’s dramatic English name is based not just on its semicircular shape resembling a wide, open mouth. Its hellish dimension comes from a savage, south-westerly aspect that offers precious little shelter to sailors.
Llanengan, Gwynedd, LL53 7LG
It’s a small, perfectly formed Tudor/Georgian manor house in the care of the National Trust, dating from the early 17th century. Plas yn Rhiw stands in a truly spectacular spot on the tip of the Llŷn Peninsula, with far-reaching views from Porth N