Agate Fossil Beds National Monument, Nebraska
A broad, grassy savanna once covered part of northwestern Nebraska, and in the 1890s paleontologists began to unearth rich caches of fossils from the ancient creatures that once roamed here.
A broad, grassy savanna once covered part of northwestern Nebraska, and in the 1890s paleontologists began to unearth rich caches of fossils from the ancient creatures that once roamed here.