This is how a buddy of mine spent our Tuesday afternoon/evening. We took the photos and videos for an upcoming magazine article. It was too much fun! Basically you pile up a whole bunch of crap you have in your backyard and make a rock crawling course out of it.
[youtube]http://www.youtube.com/watch?v=jXQCckkuDGM[/youtube]
[youtube]http://www.youtube.com/watch?v=jXQCckkuDGM[/youtube]