Montgomery Castle

The ruins sit on a commanding hilltop just outside Welshpool, and the walk up alone tells you why this spot mattered. Montgomery Castle was built by the Normans in the 1200s to control the Welsh border - you can feel that strategic importance the moment you crest the slope and see how it dominates the valley below.

What you get is atmospheric rather than intact. The outer walls still stand in places, and you can make out where the keep once rose. There's enough left to spark imagination, though it won't take long to wander the site. An hour's reasonable if you're not much of a ruins person; longer if you're sketching or photography-minded. The views across the Mid Wales countryside are genuinely good, proper panoramic stuff.

History buffs will find this rewarding - there's real medieval warfare and politics baked into these stones. Families with older kids who like scrambling around will enjoy it. Younger children might find it underwhelming unless castles already fascinate them. It's free to access and open all hours since there's no gatehouse.

If you're staying at one of the nearby caravan parks - Rhyd-Y-Groes or Mellington Hall are closest - it's an easy morning outing before or after exploring Welshpool itself. Pair it with the town's market hall and you've got a solid half-day. The walk back down is gentler than going up, which matters if you've got restless teenagers in tow.