River Barrel Ride

Water cascades down a series of natural rock formations, creating what locals have dubbed the River Barrel Ride - though don't expect any actual barrels or theme park thrills. This is simply a lovely stretch of river near Retford where the water tumbles over worn limestone ledges, forming shallow pools perfect for paddling on a warm day.

Families with young children will find this the most rewarding, as the gentle flow and rocky shelves make for safe splashing about. The "ride" aspect comes from watching sticks and leaves navigate the mini rapids - hardly white-water rafting, but entertaining enough for little ones. Older kids might get restless after an hour unless they're keen on building dam walls with stones.

Access appears to be free, though finding the exact spot can be tricky without local knowledge. The area works well as a picnic stop during a longer walk, and you'll want to allow a couple of hours if the weather's decent. Best visited after recent rainfall when the water's running properly.

If you're staying at Wild Acre Village or Sundown Adventureland, both practically on the doorstep, it's a pleasant leg-stretcher. The various camping spots around Retford make this a handy addition to a Nottinghamshire break, though it's more of a bonus discovery than a main event. Proper walking shoes essential - those rocks get slippery.