Man, I started playing this game again last week!
I loved it as a child. I stayed up late into the hours to complete the missions as best I could. I have the collectors edition. Playing it again brings back good memories. You must try it!
The King Who Refused to Die: The Anunnaki and the Search for Immortality by Zecharia Sitchin
http://www.amazon.com/The-King-Who-Refused-Die/dp/1591431778