agate fossil beds national monument
america
ancient
arid climate
awesome
bad lands
carnegie hill
crag
curve
destinations
environment
escarpment
famous place
grass
great plains
hiking trail
horizontal
landscape
national monument
natural
natural wonder
nature
nebraska
niobrara river valley
outdoor
outdoors
prairie
rock outcropping
rugged
rural scene
scenic
spring
university hill
usa
wetlands