For most kids lucky enough to grow up with a backyard, a Slip N' Slide is about as fun as it gets.
But as fun as a Slip N' Slide is, it can't touch the jaw-droppingly awesome things found in some of the world's most amazing backyards, things like:
1. A Wiffle Ball Stadium
2. A Roller Coaster
3. An Ice Hockey Rink
4. The Waterslide of Doom
5. A Supersized Tree House
6. A Trio of Tree Houses
7. The Hobbit House
8. Red Beard's Revenge Pirate Ship
9. A Windmill Playhouse
11. A See-Through Above Ground Pool
12. An In-Ground Trampoline
13. A Fairy Tale Castle
14. An Inflatable Theater
15. An Outdoor Loft
16. A BMX Skatepark
17. A Water Slide
18. A Western Town
19. A Stage
20. A Swing Unlike Any Other
21. A Spaceship
Seattle based dad Jon Howell, along with his friend, Jeremy Elson, built this rocket for his son, Eliot, to take to the moon (or at least the top of the trees).