well , any number of rival clans or civilisations could have ransacked the temple in antiquity and made off with the key , taking it anywhere from oman to iran or maybe even china or somewhere in africa , and then , to make matters even more complicated , atreus continued , the key may have been unearthed more recently at any of these other locations and secretly stashed in some private collection somewhere else in the world , thus making it virtually untraceable .