America's Aquarium in Stone
Some of the world's best preserved fossils are found in the flat-topped ridges of southwestern Wyoming's cold sagebrush desert. Fossilized fishes, insects, plants, reptiles, birds, and mammals are exceptional for their abundance, variety, and detail of preservation. Most remarkable is the story they tell of ancient life in a sub-tropical landscape.Read More
Did You Know?
The oldest known bat fossils are from the Fossil Lake deposits of the Green River Formation in southwestern Wyoming.