To settle a bet about pirates between John and his sisters, John took them down shortcut along the river path toward the harbor to find one. There, in the darkest, bushiest place, a peg legged man ambushed them, and before they could escape, told them of a mysterious spot in the nearby mountains, where water runs uphill, compasses go crazy, and if you get too close you forget to dig for it. When their science teacher verifies that such a spot may...