We've been taught from childhood that the earth is round and that Columbus discovered America. But maybe we take too much on faith. This first crossing for instance. Were you there? Did you see Columbus land? Here's the story of a man who can give us the straight facts. The laughter brought spots of color to his cheeks. He stood there for a while, taking it, and then decided he had had enough and would sit down. A whisper of amusement still stirred the room as he returned to his seat and the pro