Some of the world's most recognizable fossils come from the famous Green River Formation located in the western part of the United States of America. Luckily, this formation is also one of the world's most abundant producers of fossils. This means you have likely seen some of these specimens in person. or even have one in your own personal collection! Get ready as we dive into the past of this fascinating part of the world's natural history as well as the many different species of life that thrived there, both in and out of the water.