Dubbed “America’s Aquarium in Stone” by the National Park Service, Fossil Butte is exceptional because it has many well-preserved fossils, especially those of aquatic animals. It is considered by researchers to be one of the richest paleontology…

Dinosaur Ridge is a fossil site in the Morrison Formation and Cretaceous Dakota Formation, west of Denver, Colorado. Othniel Charles Marsh, professor of Paleontology at Yale College, and Arthur Lakes, a geologist and paleontologist, began excavation…

Thomas Boylan settled in Medicine Bow, Wyoming, sometime in the early 1900s. In 1915, he began searching for dinosaur bones at Como Bluff, a rocky ridge between the towns of Medicine Bow and Rock River known for being abundant with fossils. As early…