Cerrig Arthur Stone Circle

You'll find this Bronze Age circle tucked into the Gwynedd hills not far from Barmouth, and it's the sort of place that rewards a proper walk to reach it. The stones themselves are modest - we're talking small standing rocks arranged in a circle rather than the dramatic megaliths you might expect - but there's something genuinely affecting about stumbling upon them in the open moorland. The effort to get here means you'll likely have the place to yourself, which makes the whole experience feel a bit more intimate than your average tourist trap.

The site works best for walkers and anyone with a genuine interest in Bronze Age archaeology. Kids might find it underwhelming unless they're already keen on ancient history - it's not flashy, and there's no visitor centre or interpretation boards to explain what you're looking at. You're basically standing in a field with some old rocks, which is exactly the point if you're that way inclined. Bring a good map or GPS because signage is non-existent.

If you're based at one of the nearby parks - Hendre Mynach and Graig Wen Camping are both close by - it makes a decent morning outing before heading down to Barmouth for lunch. The walk itself is the real attraction here, taking you through proper Welsh hill country. Allow two to three hours round trip depending on your fitness and how long you want to linger. It's free and accessible year-round, though winter can make the approach muddy.