Shepperton Splash

The Thames at Shepperton has a proper splash park that locals swear by on hot days, though getting specifics out of anyone proves surprisingly difficult. It's essentially a water play area right by the river near Staines - the sort of place where kids can run about soaking themselves without anyone minding too much. The setup is basic but effective: jets, splash pools, maybe a slide or two depending on which part you're looking at. Don't expect theme park grandeur. This is more about cooling off than spending an entire afternoon.

Families with young children will get the most from it, particularly those based at one of the nearby caravan parks like Laleham Camping Club or Chertsey Camping and Caravanning Club Site - both within two miles. It's the sort of thing you'd do for an hour on a scorcher, then head into Staines proper for lunch. Worth checking what's actually open before you visit, mind you, because opening hours and admission details aren't publicly listed anywhere obvious. Ring ahead if you can.

The real draw here is convenience rather than wow factor. If you're already camping nearby and the weather's turned summery, it beats arguing with the kids about staying in the caravan. The Thames location means there's river walking to be done either side if anyone wants to stretch their legs. Free or paid, it does what it says on the tin - gets everyone wet on a warm day.