2 Now you stand at the edge, lost in thought How could the crevasse
       have no bottom? Could it really lead to an underground kingdom? What
       happened to Dr. Vivaldi? But your thoughts are shattered. You didn't
       seem to slip, yet suddenly you are falling into the crevasse! A ledge
       is coming up fast beneath you. You could land on it, but you're
       falling so fast you're sure to be badly injured. You might only be
       saving yourself for a slow, agonizing death. These thoughts race
       through your head in a split second.
       
 (DIR) try to land on the ledge
 (DIR) do not