The plants were growing wild and looked like an ancient, pristine Earth.

The air seemed solid, it was so thick with the smell of ancient earth.

Back on ancient Earth, a planet had been too small to hold two races with tools and fire.

If you place a tree-shrew on the ancient Earth, in the natural course of things a man would develop.

It was somewhere else on the ancient earth of Ilium.

The basin was like a textbook scene from the dark ages of ancient Earth.

He said something about knowledge coming from ancient Earth.

Discover more about these and about the dramatic story of ancient Earth.

"I believe the Romans of ancient Earth used it as well."

"They are gone with the moons of ancient Earth."