Here’s how you know you need a clearout – when you have a flyer for a water park so old one of the slides is named after Princess Diana. Not sure you’d get many takers for that particular tunnel today.

Croydon Water Palace was the No1 place to go in the summer holidays bar none and, unusually for something run by the council was really very good.

It was closed in the late 90s after the council reluctantly admitted they couldn’t keep throwing money down the drain (OK, OK, water filtration device). But here is how it looked for any chlorine-loving nostalgists…