Caernarfon is a town in Gwynedd, North West Wales. It is situated on the Menai Strait, and is known for its impressive castle, which was built in the 13th century by Edward I. The castle is now a UNESCO World Heritage Site and attracts thousands of visitors each year. Caernarfon also has a rich Welsh history and is a focal point for Welsh language and culture. The town is home to many traditional Welsh pubs, restaurants and shops, and is a popular destination for tourists looking to explore the rugged beauty of Snowdonia National Park, which lies just a short drive away.