| ID Site | Photo | Description | Commune (Département) | Ville proche |
|
| CAM5-1 | | Mynydd Bach
| Aberffraw (Anglesey) | Llangefni |
| CATR-3 | | Traeth Fawr Trwyn Du | Aberffraw (Anglesey) | Llangefni |
| CHBE-4 | | Beaumaris Castle
| Beaumaris (Anglesey) | Llangefni |
| CPTR X | | Tre'r Dryw Bach
| Llanidan (Anglesey) | Caernarfon |
| CXCR-0 | | Croes Wion
| Llanfair mathafarn eithaf (Anglesey) | Llangefni |
| CXPE-3 | | Penmon Priory Cross
| Llangoed (Anglesey) | Conwy |
| DLB3-5 | | Bryn Celli Ddu Black grove hill | Llanddaniel Fab (Anglesey) | Llangefni |
| DLB4-2 | | Brynsiencyn Perthiduon | Llanidan (Anglesey) | Caernarfon |
| DLB6-4 | | Barclodiad-y-Gawres
| Aberffraw (Anglesey) | Llangefni |
| DLBE 3 | | Benllech
| Llanfair mathafarn eithaf (Anglesey) | Llangefni |
| DLBO-4 | | Bodowyr
| Llanidan (Anglesey) | Caernarfon |
| DLBR-4 | | Bryn-Yr-Hen Bobl
| Llanddaniel Fab (Anglesey) | Caernarfon |
| DLC1-3 | | Coed-Y-Glyn Glyn | Llanfair mathafarn eithaf (Anglesey) | Llangefni |
| DLCR 0 | | Craig Yr Allor
| Bryngwran (Anglesey) | Llangefni |
| DLDI-2 | | Din Dryfol
| Aberffraw (Anglesey) | Llangefni |
| DLL3-5 | | Lligwy Coetan Arthur; Din Lligwy | Moelfre (Anglesey) | Llangefni |
| DLP1-0 | | Presaddfed (B)
| Bodedern (Anglesey) | Llangefni |
| DLPA-3 | | Pant-Y-Saer
| Llanfair mathafarn eithaf (Anglesey) | Llangefni |
| DLPL-5 | | Plas Newydd
| Llanddaniel Fab (Anglesey) | Caernarfon |
| DLPR-3 | | Presaddfed
| Bodedern (Anglesey) | Llangefni |
| DLT0-2 | | Ty Mawr
| Llanfair Pwllgwyngyll (Anglesey) | Llangefni |
| DLTY-5 | | Ty-Newydd Ty Nevyd | Llanfaelog (Anglesey) | Llangefni |
| DLUC-2 | | Ucheldref Hendrefor; Hendre For | Cwm Cadnant (Anglesey) | Llangefni |
| EGCA-4 | | Capel Lligwy Hen Gapel Lligwy; Chapel Of Ease | Moelfre (Anglesey) | Llangefni |
| FO42-0 | | Parciau Hillfort
| Llaneugrad (Anglesey) | Llangefni |
| FOCP-0 | | Tre-Fadog
| Llanfaethlu (Anglesey) | Llangefni |
| FOD3-0 | | Din Sylwy Bwrdd Arthur | Llanddona (Anglesey) | Llangefni |
| FOD5-0 | | Porth Ruffydd
| Trearddur (Anglesey) | Llangefni |
| FOD9-0 | | Dinas Gynfor
| Llanbadrig (Anglesey) | Llangefni |
| HL12-3 | | Castell Bryn Gwyn
| Llanidan (Anglesey) | Caernarfon |
| HLPO 3 | | Porth Castel Porth Trecastell | Aberffraw (Anglesey) | Llangefni |
| MH06-4 | | Llech Golman
| Llannerch y medd (Anglesey) | Llangefni |
| MH07-3 | | Llangristiolus Lledwigan | Llangristiolus (Anglesey) | Llangefni |
| MH36-3 | | Llanddyfnan
| Llanddyfnan (Anglesey) | Llangefni |
| MH37-4 | | Ty-Mawr Maen Hir; Nr Holyhead | Holyhead (Anglesey) | Llangefni |
| MH38-3 | | Ty Mawr (B) Trefwri | Llanidan (Anglesey) | Caernarfon |
| MH39-4 | | Maenaddwyn Maen Addwyn | Llanddyfnan (Anglesey) | Llangefni |
| MH40-3 | | Llys Einion Bryn Dyfrydog | Rhosybol (Anglesey) | Llangefni |
| MH41-4 | | Cremlyn North Cremlyn 1 | Llanddona (Anglesey) | Llangefni |
| MH42 3 | | Stanley Mill Trearddur | Trearddur (Anglesey) | Llangefni |
| MH51-4 | | Llanfaethlu Capel Soar; Soar Stone | Llanfaethlu (Anglesey) | Llangefni |
| MHB6-5 | | Bodewryd Maen Pres; The Smooth Stone | Mechell (Anglesey) | Llangefni |
| MHB9-3 | | Bod Deiniol Glan-Alaw | Tref Alaw (Anglesey) | Llangefni |
| MHC1-4 | | Cremlyn South Cremlyn 2 | Llanddona (Anglesey) | Llangefni |
| MHC2-3 | | Carreg Leider Carreg Leidr | Rhosybol (Anglesey) | Llangefni |
| MHHI-0 | | Hirdrefaig Hirdre-faig | Llanddyfnan (Anglesey) | Llangefni |
| MHL1-3 | | Llanfechell Llanfechell 2 | Mechell (Anglesey) | Llangefni |
| MHL2-3 | | Bwlch Farm Llanddona | Llanddona (Anglesey) | Llangefni |
| MHM0-3 | | Malltraet Malltraeth; Malltraeth Yard | Bodorgan (Anglesey) | Llangefni |
| MHP7 0 | | Pen-Y-Maen
| Cwm Cadnant (Anglesey) | Llangefni |
| MHP9-5 | | Pen-Yr-Orsedd (B) Llanrhwydrys 2 | Cylch y garn (Anglesey) | Llangefni |
| MHPE-4 | | Pen-Yr-Orsedd Llanrhwydrys 1 | Cylch y garn (Anglesey) | Llangefni |
| MHSH-4 | | Shop Farm
| Valley (Anglesey) | Llangefni |
| MHT4-4 | | Plas Cadnant Ty-Gwyn | Cwm Cadnant (Anglesey) | Llangefni |
| MHT5-3 | | Maen Hir Tre-Gwehelydd; Maen-Y-Gored | Tref Alaw (Anglesey) | Llangefni |
| MHT6-4 | | Bryn Celli Dd Tyddyn-bach | Llanddaniel Fab (Anglesey) | Llangefni |
| MHTH-3 | | Three Leaps
| Pentraeth (Anglesey) | Llangefni |
| MHWE-4 | | Werthyr
| Amlwch (Anglesey) | Llangefni |
| MOTR-0 | | Tre-Garnedd Moat Tre Garnedd; Tregarnedd | Llangefni (Anglesey) | Llangefni |
| MSBR-5 | | Bryngwyn Bryn Gwyn | Llanidan (Anglesey) | Caernarfon |
| MSGR-2 | | Graiglas Druid Farm | Llangristiolus (Anglesey) | Llangefni |
| MSL2-4 | | Llanfechell Triangle Llanfechell 1 | Mechell (Anglesey) | Llangefni |
| MSP0-4 | | Penrhos-Feilw Plas Meilw; Meini Hirion | Trearddur (Anglesey) | Llangefni |
| MST1-2 | | Ty Mawr Trefwri | Llanidan (Anglesey) | Caernarfon |
| PGMA-4 | | Maen-Hir Bodfeddan Inscribed Stone | Llanfaelog (Anglesey) | Llangefni |
| RBB2-0 | | Carn Brynsiencyn | Llanidan (Anglesey) | Caernarfon |
| RBBD-0 | | Rhosbeirio And Yr Efail
| Mechell (Anglesey) | Llangefni |
| RBBE-1 | | Bedd Branwen
| Tref Alaw (Anglesey) | Llangefni |
| RBGR-3 | | Graiglas Druid Farm | Llangristiolus (Anglesey) | Llangefni |
| RBPH-0 | | Pen-Y-Morwydd
| Mechell (Anglesey) | Llangefni |
| RBPJ-0 | | Penyfynwent
| Rhosybol (Anglesey) | Llangefni |
| ROC6-3 | | Caer-Y-Twr
| Trearddur (Anglesey) | Llangefni |
| SOFB-0 | | Ffynnon Gybi
| Llannerch y medd (Anglesey) | Llangefni |
| SOFC-0 | | Ffynnon Ddygfael
| Mechell (Anglesey) | Llangefni |
| SOGW-0 | | St Gwenfaens Well Ffynnon Wenfaen | Rhoscolyn (Anglesey) | Llangefni |
| SOSE-5 | | St Seiriol'S
| Llangoed (Anglesey) | Conwy |
| STFO-1 | | Foel Fawr
| Mechell (Anglesey) | Llangefni |
| STHE 3 | | Henblas Cromlech
| Llangristiolus (Anglesey) | Llangefni |
| TCT3-4 | | Trefignath
| Trearddur (Anglesey) | Llangefni |
| VIC5-3 | | Caer Leb
| Llanidan (Anglesey) | Caernarfon |
| VIDI-4 | | Din Lligwy
| Moelfre (Anglesey) | Llangefni |
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Réponse | 1-81/81 |