14 On the shore there are plenty of these rocks around with holes in them. Sandy reckoned stones of softer material have been washed out to form the holes. You can see much more impressive holes in rocks on the top of Bennan near the Merrick and get a more detailed explanation of this washing out phenomenon on that web page.
Clicking on this link will take you to the start of the walk from Carrick to Gatehouse of Fleet.