Not so long ago, a surfboard in the sky was the stuff of comic book fantasy. Today, extreme athletes surf the air with ease. Extreme Sky Sports features such high-velocity sports as sky surfing and skydiving. Kids will get their hair blown back by brilliant aerial photos of sky surfers and divers in action, as clear concise text explores - the history and techniques of these young, thrilling sports - expert sky-surf tricks - stars and legends of the sport - the designs and function of the equipment - how to stay safe in these daring sports