Heres what we put, the benches, and some swings, and a sandbox in the "playarea"
and in the back a some sort of place for shade or to hide from the rain etc.
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.