Sobell Leisure Centre

If you’re looking for somewhere to take the kids on a rainy London day, Sobell is a solid go-to. The centrepiece is a big tree-like climbing structure with multiple levels — kids genuinely lose themselves in it for ages, and there’s slides thrown in for good measure. It’s split sensibly between younger ones and older kids, so toddlers aren’t getting steamrolled by the bigger ones. Parking, baby changing, and loos all on site, and the enclosed setup means you’re not constantly doing headcounts. People use it for birthday parties regularly too, which tells you something about how well the place runs.