Half Fathom Column

Pop into King's Lynn and you'll stumble across the Half Fathom Column, a proper curiosity tucked away in Norfolk. It's a small gallery space that doesn't shout about itself - the sort of place locals know about but most visitors walk straight past. The column itself is the real draw here, a historic marker with its own story to tell about the town's maritime past. You won't need more than an hour, and it works brilliantly as a quick cultural pit stop between the caravan parks in the area.

Historians and anyone interested in East Anglian heritage will get the most from it. The space is intimate rather than grand, which means you actually feel like you're discovering something rather than ticking off a tourist box. King's Lynn has solid connections to the sea despite being inland, and this gallery helps explain why.

If you're staying at Kings Lynn Caravan & Camping Park - just 2.7 miles away - it's worth an afternoon visit. The Sandringham site, 6.2 miles out, is a bit further but still reasonable for a rainy day excursion. Admission details are thin on the ground, so ring ahead or check their website before you go. Best to combine it with a proper wander around King's Lynn's other attractions rather than treating it as a standalone destination. It's the kind of place that adds character to a park holiday without demanding hours of your time.