1 / 4   At first glance, you may think this is ink sprayed on canvas, but it is actually a product of nature. /VCG Photo

2 / 4   Tuz Golu, one of the largest salt lakes in the world, was seen turning red due to the flourishing of Dunaliella salina, a type of halophile micro-algae. /VCG Photo

3 / 4   The algae is said to be harmless and can be used for cosmetics and dietary supplements. /VCG Photo

4 / 4   The Tuz Golu Lake stretches for more than 580 square miles and measures just three to six meters deep. /VCG Photo