11. Turn your backyard into a beach.
12. Go camping!
13. Use a trampoline instead of a diving board in a pool.
14. Make some teepees for backyard fun for the kids.
15. Turn old tires into a playground.
16. If your cat is an indoor cat, build them a walkway so they can get some sun and not get lost!
17. Make an outdoor rain shower with a hose!
18. Put a sheet over a line strung between trees to make a beautiful and simple canopy.
19. Make your own pizza oven.
20. DIY a simple and small bar for guests.