What's up with this eternally burning pit in the desert?

About

PBS Terra is the home of science and nature shows from PBS Digital Studios. Subscribe to explore the frontiers of science and tech, our minds and bodies, our planet (and beyond)! Our shows: Weathered: Science Communicator Maiya May investigates why we have more extreme weather and natural disasters than ever before and teaches you how to prepare. Overview: Hosted by Joe Hanson, Overview combines incredible cinematography with science storytelling to reveal both the natural phenomena and human forces shaping our planet. Untold Earth: In collaboration with Atlas Obscura and NATURE, Untold Earth unpacks the stories behind North America’s strangest, most unique natural wonders.