The Fossil Record Confirms the American West Was Once a Lush, Tropical Paradise
Think about the arid deserts and rugged mountain ranges of Wyoming, Utah, or Colorado. Dusty plains, bone-dry canyons, and sagebrush as far as you can see. Hard to believe, right? Yet the rocks beneath your feet tell a radically different story – one of steamy swamps teeming with crocodiles, forests draped in palm fronds, and ...












