From the monstrous sea creatures living in primordial oceans to the rise and extinction of dinosaurs, from tropical swamplands with crocodiles and palm trees to the appearance of elephant-like mammals during the ice age, this is the fascinating story of geology and life in North Dakota. This gallery introduces you to North Dakota as it was at different times in the geologic past, from 600 million years ago to the appearance of humans about 13,000 years ago.
Journey through time to discover how geologic events on Earth transformed the environment many times, forcing plants and animals to adapt to the changing climate and landscape.