Triton was a dead world. The hydrogen snow that covered the illimitable desolation of the plain glowed a weird green in the dying Neptune-light. Above it, grim and black, towered the west wall of the great Temple of Triton. The evening gale had drifted the snow high against its east wall, but here, in its lee, the ground was bare. The faint light struck sparks of color from the gravel, the stones, the boulders—gravel that was ruby and sapphire, stones that were giant moissonites, boulders that w