Stones Reef and Godrevy Lighthouse, St Ives Bay, Cornwall. You can guess what happened to shipping before the lighthouse was built. It's no coincidence there are two beaches nearby called "Dead Man's Cove" and one called "Hell's Mouth".
iWalk St Ives to Carbis Bay - a circular walk from St Ives through the Steeple Woods nature reserve to the monument overlooking St Ives Bay where an eccentric 200 year-old ceremony is performed every four years, returning along the coast via the white sandy beaches of Carbis Bay and Porthminster - 4.2 miles - moderate - http://iwkc.co.uk/wa/152. Photos on the route: https://www.pinterest.com/iwalkcornwall/iwalk-st-ives-to-carbis-bay/