St Mary & St Nicholas Church

The church sits quietly on the Thames at Henley-on-Thames, a proper medieval survivor that catches most riverside visitors off-guard. St Mary & St Nicholas is the kind of place where you can actually feel the centuries - the stonework speaks for itself, and there's no pretence about it. Inside, it's all timber roofs and stained glass doing what stained glass does best, casting coloured light across the pews on a decent afternoon. The bells are genuinely historic, and if you're there when they ring, you'll understand why the locals still care about the place.

Who should bother? Anyone walking along the Thames Path will naturally stumble upon it, and that's when it works best. History types get a kick from the medieval bones of it; families with older kids find it a restful stop between riverside pubs and cream teas. Don't expect to spend hours inside - twenty minutes covers it properly - but it's the kind of five-minute diversion that sticks in the memory.

Admission's free, and there's rarely any faffing about with opening hours if you're popping in during daylight. The real strength of the place is how it sits within a walk. Henley Four Oaks and Embers Camping are barely half a mile away, so you can base yourself at the caravan parks and have the church as part of a proper riverside loop. It doesn't dominate a day, but it's the sort of small thing that makes a Thames Valley park holiday feel less like just sitting by water and more like actually seeing the place.