In the near future, several governments and corporations are working toexplore/colonize mars and make our presence there profitable. One key tothat is uncovering the mysteries of the Face and City of Mars.
When the Viking probe flew past Mars in 1976 it sent back several imagesthat caught the public's imagination. A photo of what looks very muchlike a human face and ruins of a city.
The author, Allen Steele makes it clearin the introduction that he doesn't support or deny the belief in theFace of Mars, only that it makes an interesting story.
And he's right. As an international group of scientists study andexplore the city, they discover a labyrinth of tests and traps, eachmore difficult then the last. It soon becomes apparent that someone istesting them, but who and why?