Colourful layers of minerals are exposed at John Day Fossil Beds National Monument. No grass grows on the Painted Hills Unit, Mitchell, Oregon, United States of America

field outdoors day daytime pattern geology desert arid hills layers layer shadows landscapes tourism stripe fields layered geological striped stripes stitching maroon oregon national monument mitchell local landmark minerals national monuments tourist attractions nature cloud blue sky beauty in nature outside nobody red patterns landscape hill time colourful color image tourist attraction travel destination travel destinations rock john day fossil beds no one no people high desert national park service painted hills john day fossil beds national monument claystone painted hills unit bentonite eastern oregon oligocene epoch bentonite claystone