It certainly was a most interesting place, and the whole party would gladly have lingered there longer than the three days that could be spared to it. But it was now November, and they must be beyond the San Francisco Mountains before the passes were blocked with heavy snows. So they bade good-bye to Zuñi and New Mexico, and, taking their way past Jacob's Well, where a fine spring bubbles up at the bottom of a funnel-shaped pit, six hundred feet across at the top, and a hundred and fifty feet deep, they entered the little-known region of Northern Arizona.