They're the scenes that take our breath away - the shots that keep us spellbound - real moments of extraordinary danger - amazingly, captured on film. Welcome to National Geographic's Most Dangerous Moments. From an elephant on the rampage and a tornadothat levels a town to big blow-ups and mind-blowing rituals, witness staggering moments where life hangs in the balance. So hold on tight, as we bring you some of the most hair-raising moments ever captured on film.