"Rainbow Rock"- the detail with the perspective on the side facing away is a nice touch. If only the same care had been put into making the gradient more organic. plus a small, selective color palate is much more attractive than an easy rainbow.
Check out the new Mumbai Apartment complex The Aquaria Grande, with its Floating Balcony Pools. Designed by Hong Kong architect James Law, the plans for this incredible dream residence actually have swimming pools in the place of balconies.