Hagg Gill

Getting to Hagg Gill means a proper walk from Leyburn, but the limestone cave tucked into the Yorkshire hillside is worth the trek if you're keen on geology or just fancy something different. It's a modest affair - not a vast underground cathedral - but there's real appeal in squeezing through a natural opening and finding yourself in a cool, damp chamber with water running through it. The cave entrance is relatively easy to spot once you know where to look, and the walk itself through the surrounding moorland is genuinely pleasant.

Family groups with older kids will enjoy it more than toddlers, simply because there's scrambling involved and the passages aren't enormous. Geologists and walkers exploring the area will find it a proper highlight - it's the kind of thing that makes a countryside break feel like an actual adventure rather than just wandering about. You're looking at maybe 45 minutes to an hour including the walk and a good nose around the cave itself.

If you're staying at Stablefell Holidays just down the road, this slots nicely into a day's walking around upper Wensleydale. The cave's free to visit - no ticket booth, no opening hours to worry about - which means you can time it to suit yourself. Early morning or late afternoon tends to mean fewer people around, and the light coming through the entrance is rather atmospheric. It's not a sit-down attraction, but it's a genuine natural curiosity that stands up well against other Yorkshire cave systems.