A Mini Obstacle Course

We discovered a new way to waste time in our backyard: build an obstacle course. It's been a blast watching the kids create their own, theirs' usually being a lot more creative and difficult than mine. Please excuse the blurry shots. It's really hard to get good pictures of moving kids.
Here's the whole set up. You start at the tunnel and end at the basketball hoop (not pictured): Crawl through the tunnel:Over the table:Crawl under the pool:Go down the slide:Race across the lawn on the "bike":Finally, shoot (and make) a basket:
How have you been keeping busy in your yard this summer?