This is the pocket park with the bench around the tree so it could be providing shade while your sitting down relaxing. There is also lights so when it starts to get dark the kids could still see what they are doing.
You can even include links to a YouTube or Vimeo of a digital walk-through like this one: https://youtu.be/ncaVQ2V6XXU
Adaptive Reuse
Architects often find creative ways to reuse old structures that are no longer in use. Check out how old rail lines were adapted to create New York's High Line and Chicago's 606.