Agate Fossil Beds National Monument was created in 1997.
Hagerman Fossil Beds National Monument was created in 1988.
Florissant Fossil Beds National Monument was created in 1969.
John Day Fossil Beds National Monument was created in 1975.
The most famous landmark would be Chimney Rock in the western Nebraska panhandle
colorado
Colorado National Monument - Fruita, CO Dinosaur National Monument - Vernal, Utah & Dinosaur, Colorado, CO,UT Florissant Fossil Beds National Monument - Florissant, CO Hovenweep National Monument - Blanding, Utah & Cortez, Colorado, CO,UT Yucca House National Monument - Cortez, CO
Lava Beds National Monument was created on 1925-11-21.
near Agate springs Nebraska
While there are no National Parks in Nebraska, there are five National Historic Trails (California National Historic Trail, Lewis and Clark National Historic Trail, Mormon Pioneer National Historic Trail, Oregon National Historic Trail, and Pony Express National Historic Trail). Also, there are three National Monuments (Agate Fossil Beds National Monument, Homestead National Monument of America, and Scotts Bluff National Monument), and one National Scenic River (Nebraska National Scenic River).
5. City of Rocks National Reserve (SE Idaho), Craters of the Moon National Monument (SE Idaho), Hagerman Fossil Beds National Monument (SC Idaho), Minidoka Internment National Monument (SC Idaho), and Nez Perce National Historical Park (N Idaho).
The Ashfall Fossil Beds are the result of the Bruneau-Jarbidge supervolcano eruption about 12 million years ago, which actually occurred in Idaho, 1,000 miles west of the fossil beds.