Sneaking past a barrier to dip in the amazing hot water cave pool at Hidden Valley. It's called Ruatapu and is one of only two of its kind known in the world. This will probably be the cheapest spa treatment I have while here. Truly refreshing and utterly serene. <;aphref="https://thevangelders.com/wp-content/uploads/2012/12/20121231-095211.jpg">;