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- Round House
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- Dinas Dinorwig Hillfort
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- Dinas Dinorwig Hillfort (rampart)
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- Dinas Dinorwig Hillfort
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- Dinas Dinorwic
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- Dinas Emrys
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- Tre’r Ceiri
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- Tre’r Ceiri
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- a Hut Circle at Tre’r Ceiri
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- Dinas Dinlle
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- Dinas Dinlle
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- Dinas Dinlle
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- Dinas Dinlle
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- Braich y Dinas
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- Caer Seion
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- Caer Carreg y Fran Hillfort
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- Caer Carreg y Fran, hut circle
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- Caer Bach Hillfort, Rowen
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- Pen y Gaer Hillfort, Caerhun
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- Caer Ty Du Hillfort, Llanberis
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- Caer Ty Du Hillfort, Llanberis
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- Din Lligwy Ancient Vilage
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- Din Lligwy Ancient Vilage
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- Din Lligwy Ancient Vilage
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- Holyhead Mountain Hut Circle
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- Holyhead Mountain Hut Group
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- Holyhead Mountain Hut Circle 2
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- Gallt y Celyn hut circle
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- Gallt y Celyn hut circle
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- Gallt y Celyn 2 hut circle
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- Mur y Moch Hut Circle
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- Cefn Du hut circle
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- Caer Mynydd hut circle
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- Coed Y Castell settlement
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- Segontium Roman Fort
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- Segontium Roman Fort
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- Holyhead Roman Fort
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- Holyhead Roman Fort Wall
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- Caer Leb Romano-British settlement
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- Dinas y Prif (earthwork)
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- Cae Corniog
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- Coed y Brain hut group
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- Coed y Brain hut group
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- Dinas Mawr
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- Castell Bryngwyn (mulit period)
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- Moel y Don, site of fort
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- Ty Mawr medieval enclosed motte site