NPRNTeitlMath O SafleArchifauDelweddauNPRN95537TeitlStanding Stones at Penrhosfeilw;Plas MeilwMath O SaflePÂR O FEINI HIRIONArchifau43Delweddau17NPRN15607TeitlCaer Gybi Roman Fort, Later College Precinct;CaergybiMath O SafleCAERArchifau56Delweddau14NPRN308078TeitlTy Mawr Hut Group;Cytiau'r Gwyddelod: Holyhead Mountain Settlement Complex, North-East AreaMath O SafleANHEDDIADArchifau37Delweddau15NPRN302676TeitlCremlyn South Standing StoneMath O SafleMAEN HIRArchifau7Delweddau3NPRN93837TeitlCytiau'r Gwyddelod, Holyhead Mountain Settlement Complex, South-West AreaMath O SafleANHEDDIADArchifau70Delweddau6NPRN308070TeitlDinas, Porth RuffyddMath O SafleCAER BENTIRArchifau17Delweddau7NPRN302675TeitlCremlyn North Standing StoneMath O SafleMAEN HIRArchifau11Delweddau4
