“A long time ago, the first among us to la–” She could not end that sentence. The loud sound of a thunder above them pierced the air. “Whorm’éé!3” the village chief cried out, interrupting the discussion. “Come with me! We’ll go back down! I will show you town!” the young native said. The three people went down the mountain and headed for the center of the ravine. “What are these buildings made of?” the earthman asked her. He saw those strange buildings, but he did not get what materials had been used to build them. “We use earth and wood to build them! They keep warm when it is cold, and they keep cool when it is warm!” the girl answered. Each building was a one-story building, and it was big enough to accommodate a family composed of four related people. The roof was made of branc

