Amazon.com description: Product Description: Imagine, Returning from a 100 year space journey to see your planet empty of life, as if it never existed. Then learning that, not only was it stripped of all its natural resources, but a deadly virus capable of wiping out all life is the only thing remaining.Join Captain Roy Manning and his crew of the Glory try to solve the Riddle, leading him to a large, cold planet where the war-like inhabitants have destroyed a primitive people for their water.When he discovers two wonderous machines buried for millions of years, his ship is destroyed in a fight for survival.Follow the last ten "Earthers" as they travel back to the age of the dinosaurs without weapons to stop over twenty well-armed aliens from wiping out mankind.