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Arizona’s Petrified Forest Is Changing What We Know About the Dawn of the Dinosaurs
New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about biodiversity in the Triassic.
Strange places, unforgettable stories, and road-trip ideas from licensed Atlas Obscura picks, all gathered into one bilingual guide.

New discoveries of small animals that lived more than 200 million years ago are changing how paleontologists think about biodiversity in the Triassic.

A dive to the bottom of this ancient sinkhole reveals bubbling sand, thick like Silly Putty. Is there another pond beneath it?