Extreme Yoga (AKA What the Hell Is Going on Here?!)

You're over on your mat, sweat dripping into your eyes, struggling to fold a tiny bit closer to your toes, and Polly Pretzel in the corner has both legs behind her head. It's totally inspiring, isn't it? To see what the human body is capable of (well, some human bodies!). Get even more inspired with these pics that take yoga flexibility to a whole new level.