Usk Castle is a partly ruined medieval castle in Monmouthshire, South Wales.

The castle was built on the site of a medieval fortified manor, the current structure was designed by architect Thomas Hopper for the wealthy Pennant family.

Castell Dinas Brân is a medieval castle ruin above the town of Llangollen in Denbighshire, North Wales.

Laugharne Castle is beside the River Taf in Carmarthenshire, South Wales. It began as a Norman stronghold before being converted into a Tudor mansion.

Aberystwyth Castle is a striking example of a coastal fortress built during the medieval period in Wales. It's found in the town of Aberystwyth, Ceredigion.

Coity Castle is a medieval stronghold situated near Bridgend in South Wales. The site features a combination of Norman military architecture and later domestic buildings.

Denbigh Castle is a large medieval fortress in Denbighshire, North Wales. It was built during the late 13th century by order of King Edward I. The castle stands on a rocky hill above the town of Denbigh.

Llandovery Castle is a ruined Norman fortification in Carmarthenshire, Wales.

Chepstow castle was vital in the defence of the Welsh Marches. Its strategic riverside position made it important for controlling trade and military movement.

Criccieth Castle stands on a rocky headland on the Llŷn Peninsula in North Wales. It overlooks Cardigan Bay and offers views of Snowdonia National Park.

Dryslwyn Castle is a ruined medieval fortress in Carmarthenshire, Wales. It stands on a steep hill overlooking the River Tywi.

Castell y Bere is in the Dysynni Valley in Gwynedd, North Wales. It is a remote stone castle built by the native Welsh during the 13th century.

Dolwyddelan Castle stands on a rocky outcrop in the Lledr Valley, Conwy County, North Wales. It is a single-tower keep built during the early 13th century.

Newcastle is a Norman castle ruin overlooking the town of Bridgend in South Wales.

Montgomery Castle is a ruined stone fortress in Powys, Wales. It stands above the market town of Montgomery.

Powis Castle is a medieval fortress with later additions, situated near Welshpool in Powys, Wales.

Raglan Castle stands in Monmouthshire, South Wales. It is one of the last true medieval castles built in Britain. Construction started in the 15th century, making it later than many other Welsh castles.

Dolbadarn Castle stands near the village of Llanberis in Gwynedd, North Wales. It overlooks the waters of Llyn Padarn.

Rhuddlan Castle is a late 13th-century fortress located in Denbighshire, North Wales.

Grosmont Castle is a Norman stone fortress located in South Wales. It's near the River Monnow, by the English border, and forms part of a trio of castles.