Geography: Lake Hillier

Also known as the pink lake in Australia, Lake Hillier has no decided reason as to why the lake has such a pink hue. It is believed that it is down to the salt content of the lake or possibly red halophilic bacteria in the salt crusts. [Wiki]

Optical Illusions

Stare at the colored dots on this girl’s nose for 30 seconds, then quickly look at a white wall or ceiling (or anything pure white) and start blinking rapidly. Congratulations, you just processed a negative with your brain!

(via:PetaPixel)