 Inside, this provides a dichotomy – the concrete makes the roof appear heavy, but the gaps between the units also make the roof appear to float.The baths were designed to look as if they pre-dated the hotel complex, as if they were a form of cave or quarry-like structure.This is particularly evident from observing the grass roof structure of the baths, which resemble the foundations of an archaeological site, and reveal the form of the various bath rooms which lie below, half buried into the hill-side.