- Cardiff: Cardiff Castle is a medieval castle and fortress located in the heart of the city. It has a rich history dating back to the 11th century and offers visitors a glimpse into Wales' past.
- Caernarfon: Caernarfon Castle is a World Heritage Site and one of the most famous castles in Wales. It was built by King Edward I in the 13th century and is known for its impressive architecture and historical significance.
- Conwy: Conwy Castle is another World Heritage Site located in the town of Conwy. It was also built by King Edward I and is considered one of the best-preserved medieval castles in Europe.
- Harlech: Harlech Castle is a stunning castle located on a hilltop overlooking the sea. It was built by King Edward I in the 13th century and is a UNESCO World Heritage Site.
- Beaumaris: Beaumaris Castle is an incomplete medieval castle located on the island of Anglesey. It was started by King Edward I but never finished, leaving behind an impressive ruin that visitors can explore today.
- Pembroke: Pembroke Castle is a medieval castle located in the town of Pembroke. It was the birthplace of King Henry VII and played a significant role in Welsh history.
These are just a few of the many castles found in cities across Wales. Each castle has its own unique history and architectural features, making them fascinating destinations for visitors interested in exploring the rich heritage of Wales.