<p>Discovered centuries before by a Spanish explorer, Vegas Springs had acquired the status of a myth, its very existence questioned and its precise location unknown except to a few Indians and the occasional lucky traveller who stumbled upon it. In the midst of the desert it had one redeeming feature: life-giving water.<br><br>Seb Ashton was one of those lucky ones. With hardcases on his tail he had fled into the desert, only finding out too lat...