Dive into the thrilling and chaotic “Bone Wars” of the 1870s. A time when rival paleontologists, Othniel Marsh and Edward Cope raced to uncover the biggest and best-preserved dinosaur fossils across the American West. Their fierce competition led to the discovery of dozens of new species such as Triceratops and Stegosaurus. They laid the foundations for modern paleontology, even as their feud became one of science’s most notorious rivalries. For adults 18 and older.