26 Nature Photos You Won’t Believe Aren’t Photoshopped

The pink color is a "result of micro-organisms in the salt lake which produce [tons] of beta-carotene."

Those formations under the frozen lake are actually methane bubbles. Per Smithsonian:

"Methane bubbles form in bodies of water when dead organic matter (leaves and animals) falls into the water and sinks to the bottom, to the delight of bacteria waiting below. The bacteria munches on the matter and poops out methane, which turns to white floating blobs when it comes into contact with frozen water."

The bioluminescence effect here is from microscopic glowing plankton washing onto the beach. You can read more about bioluminescence here, and you should, 'cause it's amazinnnnng.