Choose Your Own Adventure #2
R. MontgomeryLaurence Peguy (Illustrator)

Did the lost city of Atlantis really exist? Or is it just a myth? You are a highly experienced deep-sea explorer. But your search for the lost city of Atlantis is the trip of a lifetime. You must make choices necessary to go deeper, hoping one will lead you to your quarry: the mythical lost continent of Atlantis!