Cleadon
... that the recreation area in Cleadon contains the remains of an 18th-century grotto?
... that the recreation area in <b id="mwBXc"><a href="./Cleadon" id="mwBXg" rel="mw:WikiLink" title="Cleadon">Cleadon</a></b> contains the remains of an 18th-century grotto?