The "Twentieth Century Dinosaurs" exhibition by sculptor Jim Gary presented a remarkable blend of art and natural history, showcasing a series of large-scale dinosaur sculptures constructed from recycled metals and found objects. These vibrant and imaginative sculptures brought a new artistic perspective to the study of dinosaurs, inviting visitors to reconsider these ancient creatures through a modern lens. Gary's innovative use of materials not only emphasized environmental awareness but also highlighted the creative possibilities inherent in recycling, transforming discarded items into imaginative representations of life forms long extinct.

Located in the National Museum of Natural History, Washington, D.C., this exhibition was unprecedented as Gary became the only sculptor to be granted a solo showcase in the museum's history at that time. Each sculpture was meticulously crafted, combining both artistic flair and attention to scientific detail. Gary himself was passionate about educating the public regarding both art and paleontology, making his work accessible and engaging for a wide audience. His sculptures did not simply aim to replicate the skeletal structures of dinosaurs; instead, they represented a vibrant reimagining that celebrated the creativity of both nature and humanity.

This exhibition did not merely serve as an artistic display but also acted as a catalyst for discussions surrounding environmental issues and the importance of creativity in education. By intertwining these themes, Gary created a space where art and science could coexist beautifully, fostering greater appreciation for both fields among museum-goers. The exhibition ran for several months, captivating the imaginations of thousands of visitors in a bustling museum that served as a platform for exploration and discovery in the realms of natural and artistic history.