NPRNTeitlMath O SafleArchifauDelweddauNPRN532082TeitlCross Ridge Dyke and Cairn on Twyn HywelMath O SafleGWRTHGLAWDDArchifau6Delweddau4NPRN301356TeitlCaermead Roman Villa ;Llantwit Major Roman VillaMath O SafleFILAArchifau145Delweddau40NPRN301357TeitlTegernacus Stone, Brithdir Slab, Site ofMath O SafleCARREG ARYSGRIFENEDIGArchifau14Delweddau4NPRN225357TeitlMerthyr Common, Possible Ring CairnMath O SafleCARNEDD GYLCHOGArchifau6Delweddau1NPRN275872TeitlCaerffili Mountain Shaft MoundsMath O SafleSIAFFTArchifau7Delweddau4NPRN225356TeitlMerthyr Common, Possible Ring CairnMath O SafleCARNEDD GYLCHOGArchifau9Delweddau1NPRN34860TeitlPont-y-Cafnau, Merthyr TydfilMath O SaflePONTArchifau44Delweddau28NPRN275868TeitlRemains of Blast Furnaces, Cyfarthfa IronworksMath O SafleFFWRNAIS CHWYTHArchifau36Delweddau27NPRN307765TeitlTwyn Hywel, Enclosure Defined By DykesMath O SafleLLOCArchifau7Delweddau0NPRN305952TeitlPant Ffosyrhebog, CairnMath O SafleCARNEDDArchifau7Delweddau1NPRN307553TeitlCapel-y-Brithdir, New TredegarMath O SafleCAPELArchifau20Delweddau11NPRN305663TeitlCairn I, West of Penydarren PitsMath O SafleCARNEDDArchifau4Delweddau1NPRN91959TeitlMerthyr Common, Ring CairnMath O SafleCARNEDD GYLCHOGArchifau6Delweddau0
