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.
Mijas - white washed city above nearby Marbella. The streets are closed to automobiles, and accessible only on foot or by donkey. Attractive old street in one of the better known pueblos blancos (white towns) of Andalucia.