Cant wait till the summer?

As we all now.. summer is almost here, so let me explain what a swimming pool is:

Conceptually, swimming pools are pretty simple -- they're just big basins of water. But on a hot summer day, a swimming pool can seem like the greatest invention known to man. And as it turns out, there really is a lot of cool technology at work in your average pool -- much more than you might expect.



Now, this guy clearly doesnt know he is NOT on a swimming pool... check it out