Take a quick tour of Caernarfon Castle in Wales. The UNESCO World Heritage Site is considered one of the greatest buildings of the Middle Ages.

From Caernarfon to Pembroke, Wales is home to more castles per square mile than anywhere in the world. These are CNN Travel's picks of the most beautiful.

A £5m revamp that opens up parts of Caernarfon Castle, not seen for centuries, has been completed. The project also involved building a café and a lift to make the 13th century castle more ...

Caernarfon VisitBritain / Courtesy of VisitBritain Castles are so common in Wales that the horse-riding stable in Anglesey hasn't even mentioned that we'll be stumbling on Caernarfon during our ride.

Edward I conquered Wales in 1277 and set about fortifying the rebellious area of north Wales. He began work on the strategically important Caernarfon Castle in 1283, when the Prince of Wales ...

We visited three of those castles in North Wales: Harlech, Beaumaris and Caernarfon, King Edward's grandest. Caernarfon was the king's headquarters, the jewel in his crown.

Caernarfon Castle conservation work completed as some areas to be seen for first time in centuries The castle's grounds in Gwynedd were where the now King was invested as Prince of Wales in 1969 ...

Queen Elizabeth II places a crown on son Charles during his investiture as the Prince of Wales on July 1, 1969, at Caernarfon Castle in Wales. Her husband, Prince Philip, is seated at right.

These Welsh castles were built for royalty, and now you can visit them for a fairy-tale vacation. Here are 16 of the best castles in Wales.

Wales is spoilt for beautiful, evocative and dramatic castles in magnificent locations — yet still Caernarfon Castle stands above the rest.