The pink color comes from microorganisms called Dunaliella salina, which thrive in the extremely salty lake. The red pigment is D. salina‘s version of chlorophyll, allowing the organisms to collect energy from the sun. All of this is natural, if visually insane. Sometimes nature is easily as crazy-looking as human-made pollution.
The most time-consuming part of this DIY was waiting for the pink paint to dry (seriously). Stuff a pillow inside for your pup to cozy up against, then toss it in the washer and hose down the tire to clean — just make sure your dog isn't using it more as a chew toy than a bed! Get the tutorial at Practically Functional »