The amazing 200-year-old shell grotto hidden in a corner of Wales you can only visit with a secret key
The amazing 200-year-old shell grotto hidden in a corner of Wales you can only visit with a secret key Hidden away between tall tress is an incredible palace made from ocean treasures Inside, every inch has been covered with an intricate pattern of sea shells from local Pembrokeshire beaches (Image: Richard Williams) There are always big stories on WalesOnline - don't miss any with our daily emailInvalid EmailSomething went wrong, please try again later. Sign me up now When you subscribe we will use the information you provide to send you these newsletters. Your information will be used in ac...