Senegal's Lake Retba, or as the French refer to it Lac Rose: harmless halophilic bacteria make the water pink. Lake Retba has a high salt content, much like that of the Dead Sea, allowing people to float effortlessly in the massive pink water.
I may have to take my massage license and move to Bali! A massage hut in Bali overlooking the crystal waters, clear glass floor to watch the fish while getting a massage. Now this is serious relaxation.