Survive Your Very Own Emergency With Nature’s Warnings

Colored Pools Could Be Poison

If you ever find yourself in Yellowstone National Park and see a multi-colored hot spring, do not get any closer! This could be incredibly dangerous since they are naturally reaching temperatures of more than 200 degrees! For comparison, hot tubs usually reach around 100 degrees.

warnings
Science101

Bacteria absolutely love hot and damp environments, meaning that these pools could carry deadly amounts of germs. Thankfully, the Park has man-made signs telling you what color means danger.