Related, Governors Island in NYC has a huge area called 'The Yard' [0] that's full of.. random hunks of wood and metal, pallets, rope, random tires and broken appliances. All for kids to play around in. It's just stuff a normal kid in a big city wouldn't get exposed to.
[0] https://govisland.com/things-to-do/programs/playgroundnycs-t...