1/4 Pirate Cove - Far South East. Buy treasure ship here. 2/4 West. Enter from just north of its location for the west coast, or from the fourth piece. 3/4 Inland, south east. Enter from east side of the coast and follow the river down south. 4/4 West, just south of second piece. It is located near the lightning beasts. (There are two bubbly spots, the top one does nothing as much I know).