Along the caravan routes that tie the Cities of the West to the Kingdoms of the East, many tales are told of the mountains called the Towers of the Sun. One of these legends concerns a dark road said to be hidden among the twisty trails that spiderweb the mountains. Into the earth the road leads, into and through a series of vast caverns filled with treacherous traps and cunning monsters. Yet dangerous though the path is, many a party of adventurers have been tempted to walk it, for the stories say that the loot of a hundred lost caravans lies concealed along that evil way. [Comment: Uncertain for what levels of play this adventure is designed]