This is the old fowling pool - now known as Trinity Pool - roughly half way between Sennen and Land`s End on the cycle track ... sw349:256
Congratulations to the following for working this one out !
Robin and Judy; Hedley and Veronica; Maggie and Bill; Andy; Annie; Phil; Richard and Brenda; Graham; David and Rita; John L; Shirley & Hana; Gordon and Marie; Favell and Helen; Tony; Peter; Phil and Mandy; Jon / Mel