iron

at nuanquan chinas annual da shah festival brave blacksmiths shower themselves with molten iron that has been heated to 1,832/f (1,00o,/c ) The  tradition  began over  300 year  ago when local blacksmiths unable to afford fireworks  began melting iron and throwing it at a large cold stone wall producing spectacular red iron flowers that rained down on the  men for an even more colorful display copper and aluminum are used to make green and white sparks.

don't look down

daredevil tourists in shaanxi  province china line up for the chance to walk allng a treacherous 12-in wide (30-cm) pathway built on the side of  a vertical cliff and with a sheer dorp of hundreds feet into the valley below they  must wear  a s special  safety  harness  to navigate this  section of the 700 year -old chang kong cliff road which is  made of wooden boards just wide enough for footstep.  

trampoline road

vistors to the 2012 archstoyanie  art festival in nikola  lenivets russia were able to bounce along a 170-long(52-m) trampoline road built through the middle of a forest. made from  reinforced rubber the  rode called fast track was designed by a team of estonian  architect who wanted   to explore new and fun ways of from one place to another.  

ear

most of your ear is actually inside your head. your eardrums don't sweat.

umbrella

a woman set a  world record  simultaneously 9 spinning one umbrellas  seven on her feet and one on each  hand.   

volcanic

an1883 indonesian volcanic eruption caused permanent hearingloss to some people 99 miles aways.