National Trust - St. Cuthbert’s Cave

The walk to St. Cuthbert's Cave is actually better than the cave itself, and that's not meant as criticism. You're hiking through proper Northumberland moorland a few miles inland from Berwick-upon-Tweed, following a footpath that dips and climbs through heather and bracken. The cave itself is modest - a natural sandstone hollow in a hillside, nothing grand, but the spot carries serious weight if you're into early Christian history. Cuthbert, the seventh-century saint, supposedly sheltered here during Viking raids. Whether he actually did is anyone's guess, but standing in that cool, dark recess with the moorland spreading out behind you, it doesn't feel impossible.

This is squarely a hiker's destination, not a drive-up attraction. The walk takes the best part of an hour each way depending on your fitness and navigation. Families with younger kids might find it tough going, though determined ten-year-olds would probably manage. There's no visitor centre, no café, no facilities - it's just you, the landscape, and a bit of medieval legend. Free admission, naturally, being National Trust land.

If you're based at Haven Haggerston Castle or one of the other caravan parks dotted around this coastline, St. Cuthbert's Cave makes a cracking half-day outing. Combine it with coastal walks near Bamburgh or a potter around Berwick itself, and you've got a decent itinerary. Go in spring or autumn when the heather's good and the midges aren't out in force. Summer brings crowds to easier spots; this place stays refreshingly quiet.