Synopsis: When four preteen kids discover a hidden mine shaft, it transports them back in time to the Old West. There, they encounter all sorts of danger and adventure in their pursuit of a lost treasure--a treasure which their greedy school principal is also trying to get his hands on!... When four preteen kids discover a hidden mine shaft, it transports them back in time to the Old West. There, they encounter all sorts of danger and adventure in their pursuit of a lost treasure--a treasure which their greedy school principal is also trying to get his hands on! [More]