Keal Carr Nature Reserve

Flat fenland with proper birding potential - that's what Keal Carr amounts to. The reserve sits just outside Boston and consists mainly of reed beds and open water, the sort of place where you'll spot marsh harriers quartering overhead and, if you're lucky, bitterns booming in spring. It's managed by Lincolnshire Wildlife Trust and admission is free, which makes it an easy addition to a camping trip in the area.

Walkers and birdwatchers will get the most from this one. You're not looking at dramatic landscapes or playground-friendly trails. The paths can be boggy, and the terrain is relentlessly level - which some find meditative, others find dull. Allow 90 minutes if you're serious about birds, an hour if you're just passing through. Spring and autumn migrations bring the biggest variety; summer can feel thin if you're after drama.

Given that Wood Farm Camping, The Layby Lincs, and Waites Farm Glamping are all within five miles, this works well as a half-day activity between other East Midlands attractions. It's genuinely worth the detour if you've got binoculars and patience. Without them, you're just looking at reeds, and Boston's marsh heritage centre or the fens themselves might appeal more to families with younger kids. Check the Lincolnshire Wildlife Trust website for access details and seasonal highlights before you visit.