Nothing occurred to interrupt my progress through the deserted pile I chose, and I came into the inner court close to the rear walls of the east buildings without detection. Within the court a great herd of thoats and zitidars moved restlessly about, cropping the moss-like ocher vegetation which overgrows practically the entire uncultivated area of Mars. What breeze there was came from the northwest, so there was little danger that the beasts would scent me. Had they, their squealing and grunting would have grown to such a volume as to attract the attention of the warriors within the buildings.
Close to the east wall, beneath the overhanging balconies of the second floors, I crept in dense shadows the full length of the court-yard, until I came to the buildings at the north end. These were lighted for about three floors up, but above the third floor all was dark.
To pass through the lighted rooms was, of course, out of the question, since they swarmed with green Martian men and women. My only path lay through the upper floors, and to gain these it was necessary to scale the face of the wall. The reaching of the balcony of the second floor was a matter of easy accomplishment—an agile leap gave my hands a grasp upon the stone hand rail above. In another instant I had drawn myself upon the balcony.
Here through the open windows I saw the green
