Various locations. Can check out the maps. They have different symbols for nursing rooms and diaper changing rooms. Nursing rooms are slightly larger. Diaper changing rooms are cramped but have a seat for nursing as well. The pics are from nursing room at the main visitor centre and the diaper room at the children’s playground.
Simple, one-cubicled. Bench for nursing, foldable changing table. Hot water available at diaper changing room but not nursing room.