Brean Down is a promontory off the coast of Somerset, England, standing 318 feet high and extending 1+1⁄2 miles into the Bristol Channel at the eastern end of Bridgwater Bay between Weston-super-Mare
Brean Down from Steep Holm
An aerial view of Brean Down
The cliffs on the south side showing fractures in the limestone.
Lavernock is a hamlet in the Vale of Glamorgan in Wales, lying on the coast 7 miles south of Cardiff between Penarth and Sully, and overlooking the Bristol Channel.
Lower Blue Lias rocks exposed at Lavernock Point
Post office engineers with Marconi's equipment