In the game, this room serves as a R&R spot for the players. The fountain in the center provides healing, and no spawn points exist in the room (though NPC's can still enter from other rooms.
Some plastic bits were glued together to make a simple fountain — the water really should not be blue, but that was the quickest way to identify it to players. I cut out a circle area around the fountain and lined the edge with sand, painted green it suggests grass growing from the spilled water.