Use of shadows

[jar_e]

As photographers, shadows can either be a burden or a huge help for us. Anyone have pictures of how to use shadows effectively/neat use of shadows?

Here's my lame attempt. Me taking a picture of my shadow

Enjoy,

Jared

Edit: For verification, I'm not growing any obscene body parts around my torso. Those are merly my camera bag on the right, my water on the left, and my backpack all molded into one.