Uamh Fhliuch

The walk down to Uamh Fhliuch is half the appeal - a proper scramble through Scottish woodland that dumps you onto a pebbly beach with the cave mouth gaping ahead. It's not vast, but it's genuinely atmospheric, especially when the light hits the water pooling inside. The name means 'wet cave' in Gaelic, which should tell you something about what to expect: bring decent boots and don't wear anything you'd cry over getting soaked.

You're looking at about 45 minutes to an hour here if you're taking photos and poking about. Walkers will appreciate the approach more than kids, frankly - it's a bit rough underfoot and there's nothing interactive once you're inside. History enthusiasts might get a kick from knowing this spot's been used since ancient times, though the cave itself won't offer you plaques or interpretation boards.

It's free to visit and accessible year-round, though winter makes the walk properly treacherous. Spring and autumn are decent bets - weather's less vindictive and the midges aren't biblical. You'll want to time it around low tide if you're thinking of exploring the cave interior properly.

Oban's your base town, just a few miles away, and the cave fits nicely into a broader coastal walk. If you're camping at Oban Holiday Park, this makes a solid morning trip before heading back for lunch. The nearby Tanunda Pods or Maggie's Cabin would work too if you're after something quieter - it's remote enough that you won't feel rushed.