morass, in which our vessel sank. We had some difficulty in extricating it, by using all the force we had in the stored electric force of the machine. When we reached the surface again, it was indeed a strange scene that met our eyes. A huge forest, as it seemed, of gigantic plants was there in rank luxuriance. They looked akin to the lower orders of Earth's vegetation—something like gigantic lichens—in nature, or rather in position in creation, not remote from the forms of vegetation that formed your coal-shales. All were of low type, but of colossal size, such as would suit a world in process of formation,—such as existed on your world in the carboniferous age,—such as our world and, possibly, Mars once knew, when in their earlier stages of development.
"Strange it is," I said, "here in these giant planets we have worlds that seem in the state of formation which we know our world and Earth once passed through; and yet in some of the satellites (for instance, in the Earth's Moon), we find finished, worn-out, dead worlds. How can this be if, as it seems, this world of Saturn is a more ancient world than ours, thrown off long ago by the sun?"
"Perhaps it is simply," said Arauniel, "because this world and Jupiter are so huge that
