Southampton Castle

The ruins of Southampton Castle sit right in the town centre, a proper reminder of Norman power overlooking what was once a crucial medieval port. You're looking at earthworks and fragments of stonework that date back to 1066 - the motte and bailey design is still readable if you know what you're looking at, which makes it worth a slow wander rather than a quick snap.

It's not a full reconstruction like you'd find at somewhere like Carisbrooke Castle on the Isle of Wight. What you get instead is the raw bones of the place - the scale of the fortification becomes clear when you walk the perimeter, and there's something honest about that. History types will appreciate the Norman engineering; families with older kids might spend an hour poking about, though younger ones could lose interest faster than you'd think.

The site sits in the middle of Southampton, so it's essentially free to visit and fits naturally into a town visit. Weather matters here more than at indoor attractions - a crisp autumn morning beats a rainy Tuesday. If you're basing yourself at Matley Wood Campsite six miles out, it's an easy trip in for an afternoon before heading into the wider town.

Don't expect a visitor centre or interpretation boards in the traditional sense. Come prepared to use your imagination a bit, and bring a decent guidebook or download information beforehand. It's the kind of place that rewards curiosity rather than hand-holding.