King's Cave

The cave mouth opens up from the rocky shoreline like something from a legend, and that's because it probably is one. King's Cave on the Isle of Arran is traditionally linked to Robert the Bruce, though whether he actually sheltered here while fleeing English forces remains delightfully unclear. What you get is a proper coastal walk to reach the thing, which matters more than the cave itself, if I'm honest.

The approach takes you along the beach and over rocks - nothing technical, but wear decent shoes because it gets damp and slippery. Once you're inside, it's a modest affair: a natural sea cave, darkish, with a sandy floor and enough room to stand upright. There's a stone seat carved into the rock, supposedly where Bruce sat contemplating his future. It's the sort of place that works because of what you imagine happened there rather than what's actually impressive about the geology.

Historically minded visitors will find it worth the detour, especially if you're already exploring Arran's west coast. Families with younger kids might find the walk a bit more interesting than the destination itself - the journey involves clambering over boulders and exploring the shoreline, which keeps children occupied better than standing in a cave. Allow an hour for the whole outing from Blackwaterfoot.

Kings Caves Glamping sits just 1.1 miles away, which makes it a natural fit for a park-based holiday. You could easily combine this with walks to Machrie Moor stone circles or a coastal ramble without needing to drive far. Free to visit, naturally.