Part One:
In this section, Jean Auel talks about the beginnings of the human race and gives an introduction to the heroine, Ayla, the setting of the Lascaux caves, and THE SHELTERS OF STONE.

Part Two:
In part two, Jean Auel discusses how the Earth's Children series began, with a look at each of the books and how they come together, and reveals what lies ahead for Ayla.