Small Down Knoll hill fort

The earthworks at Small Down Knoll rise abruptly from the Somerset countryside near Castle Cary, a proper Iron Age hill fort that's been quietly sitting in this landscape for nearly 3,000 years. It's not dramatic in the way Cadbury Castle is - no soaring ramparts or visitor facilities - but that's rather the point. You get the fort as it actually exists: a series of defensive ditches and banks that speak clearly to anyone willing to read them.

The site itself is modest in scale, which makes it ideal for a contemplative ramble rather than a major expedition. The earthworks are still distinctive enough to trace the outline of the settlement, and from the top you catch views across the surrounding agricultural land that would have been crucial for spotting approaching trouble. Budget forty minutes to an hour if you're properly exploring it; less if you're just passing through.

This works best for archaeology enthusiasts or anyone with a genuine interest in Iron Age settlement patterns. Families with young children might find it underwhelming - there's no interpretation on site, and toddlers won't see what the fuss is about. What you need is basic curiosity and decent footwear.

It's completely free to visit and accessible year-round, though winter rainfall can make the ground boggy. The real appeal is pairing it with stays at Hadspen Glamping or Glamping on the Hill, both within a few miles, then building a loose trail of Somerset hill forts around your base. Small Down Knoll doesn't demand your whole afternoon, but it rewards attention.