Caernarfon is a historic town on the northwest coast of Wales, in the county of Gwynedd. It is best known for its medieval castle, which is designated a UNESCO World Heritage Site, and for its long association with the Welsh princes, who made it a traditional seat of power. For many visitors, the town is a natural first stop when exploring this part of Wales.
The castle
Caernarfon Castle dominates the town and is the main reason most people come. Its walls and towers make it one of the most striking medieval fortresses in the country, and it is worth allowing time to walk around the battlements and take in the views over the town and the water. Because the castle is a World Heritage Site, it is a place to approach with some care and curiosity about the history built into its stone.
Around the town
Beyond the castle, the old streets inside the town walls reward a slow stroll. Visitors can:
- Explore the compact centre on foot, which keeps most sights within easy reach of one another.
- Enjoy the setting, with the castle and estuary views that give the town its character.
- Pair a visit with the wider landscape of Gwynedd, which lies on the doorstep for walking and coastal outings.
Caernarfon suits a relaxed day trip as well as a longer stay. It is a town of history and atmosphere rather than a large city, so the pace is unhurried. Those interested in medieval architecture, Welsh history or a scenic corner of northwest Wales will likely find it a rewarding destination.

