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