[Transcriber Note: This etext was produced from IF Worlds of Science Fiction March 1954. Extensive research did not uncover any evidence that the U.S. copyright on this publication was renewed.] At sunset they were in sight of the Ryzga mountain. Strangely it towered among the cliffs and snow-slopes of the surrounding ranges: an immense and repellently geometric cone, black, its sides blood-tinted by the dying sun. Neena shivered, even though the surrounding cold could not reach her. The ice-win