* Caerphilly Castle: Caerphilly Castle is one of the largest castles in Wales and is located in the town of Caerphilly. It was built by Gilbert de Clare, Earl of Gloucester, in the 13th century.
* Conwy Castle: Conwy Castle is located in the town of Conwy and is considered one of the best examples of medieval military architecture in Wales. It was built by Edward I of England in the 13th century.
* Harlech Castle: Harlech Castle is located in the town of Harlech and is another example of medieval military architecture in Wales. It was built by Edward I of England in the 13th century.
* Powis Castle: Powis Castle is located near the town of Welshpool and is a fortified manor house that was originally built in the 13th century. It is now owned by the National Trust.
* Cardiff Castle: Cardiff Castle is located in the city of Cardiff and is a medieval castle that has been renovated into a museum. It is now owned by the Cardiff Council.
* St Davids Cathedral: St Davids Cathedral is located in the city of St Davids and is the smallest cathedral in the United Kingdom. It was originally built in the 6th century and has been rebuilt and renovated over the centuries.