why is the pink lake pink
[Source: Wikipedia] To see Lake Hillier on Google Maps, enter the following coordinates: 34Â°5â41â³S 123Â°12â10â³E (or just click here). Photo by Jean Paul Ferrero/Ardea/Caters News (via Exposing the Truth. Lake Hillier is a pink-coloured lake on Middle Island in Western Australia. Middle island is the largest of the islands and islets that make up the Recherche Archipelago, a group of about 105 islands and over 1,200 âobstacles to shippingâ. The tiny lake only spans about 600 meters wide but its rose pink colour is unmistakable.