Park phone lines intermittently out of service
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Fossils and Much, Much More
During the 1890s, scientists rediscovered what the Lakota Sioux already knew—bones preserved in one of the world's most significant Miocene Epoch mammal sites.
Yet, this place called "Agate" is a landscape that reflects many influences—from early animals roaming the valleys and hills, to tribal nations calling the High Plains home, to explorers passing through or settling in the American West.
Did You Know?
At Agate Fossil Beds many years separated different excavations. In 1981 University of Nebraska scientists screened the soil near a 1908 Carnegie excavation site and found a beardog tibia fragment fitting one found in the earlier dig. This site also revealed actual beardog dens. More...