Dùn Dòmhnuill, dun site

This Iron Age fort sits on a promontory overlooking the water near Tarbert, and it's one of those places where you can actually feel the weight of history underfoot. Dùn Dòmhnuill - the name means "Domhnall's fort" - consists of the remains of stone ramparts that once commanded this stretch of Argyll's coast, though time and weather have reduced it to a series of grassy banks and stone foundations that demand a bit of interpretation to fully grasp.

You're looking at what amounts to an archaeological site rather than a finished visitor attraction. There's no admission fee, no visitor centre, no interpretation boards - just you, the ruins, and whatever research you've done beforehand. That makes it ideal for history buffs and Iron Age enthusiasts who don't mind doing their own detective work. Families with young children might find it underwhelming after ten minutes unless they've got a real interest in ancient fortifications.

The walk itself is straightforward enough, though conditions depend on recent weather. Allow half an hour to explore properly. The views across the water are genuinely worthwhile, and the site repays careful looking - you can trace the defensive lines if you know what you're looking for.

If you're basing yourself at Muasdale Holiday Park just down the road, it's absolutely worth combining with other walks in the area. The Kintyre peninsula has plenty of coastal routes, so Dùn Dòmhnuill works well as a morning stop rather than a destination in itself. Visit outside peak holiday season if you can - you'll have the place to yourself.