Saddell Castle

The castle sits on a narrow strip of land jutting into the Sound of Saddell, with hardly another building in sight. Saddell is a proper ruin - medieval foundations with enough structure still standing to read what it once was, a 16th-century stronghold built by the Bishops of Argyll. You can walk around it freely, peer into chambers, and get a real sense of how cramped and functional these places actually were.

It's best suited to history buffs and anyone who enjoys a bit of exploration off the beaten track. Kids might get twenty minutes out of it unless they're genuinely into castles - there's no play area or interpretation, just the shell of the building and the dramatic coastal setting. The walk down from the road takes about ten minutes through fairly rough ground, so decent boots are sensible.

Campbeltown, three miles south, is your nearest town for supplies and facilities. If you're basing yourself at Carradale Bay Holiday Park nearby, Saddell makes an easy morning stop while you're exploring the Kintyre peninsula. The views across the water are worth the short detour alone, and on a clear day you can see the Isle of Arran.

Access is free and there's nowhere to eat on site, so plan accordingly. Early morning light hits it beautifully, and it's far less crowded than the better-known castles further north. Go when you're nearby - don't make a special journey unless castle ruins genuinely set your pulse racing.