even though el salvador is central america's smallest nation, it has 27 value volcanos, its people have great respect for them. and this amazing tradition unfolding right here, dads bringing their sons to this fire ball-throwing event when you're very young. very dangerous. the balls are soaked in gasoline and kerosene and tossed down the street like that. of it's a male bonding experience, showing respect for volcanos. percy von lipin ski found this for us in the small town of nehapa. >> thing about this, you've got to get rid of the ball fast. oh! >> oh, my gosh. that is crazy. singeing the hair off their legs, i bet. every year, thousands come to toss these fireballs. and you don't want to try this at home, even though we gave you the ingredients. don't do it, not unless you are there with the experts.