sky over prairie at illinois beach state park illinois

a lake and the highway at cahokia mounds illinois

a mound in blue mound state park wisconsin

clear skies over the mounds at theodore roosevelt national park north dakota

claiming illinois at charles mound illinois

monk039s mound in the distance at cahokia mounds illinois

orange sunset at rock cut state park illinois

walkway and shoreline at illinois beach state park illinois

closeup of the dig in mitchell south dakota

chicago illinois 1941

other half of cahokia at cahokia mounds illinois

tents on archaeology day at cahokia mounds illinois

lake shoreline landscape at illinois beach state park illinois

scenic view at effigy mounds iowa

aerial view alton illinois

shoreline and clouds at illinois beach state park illinois

bright sunset over the lake at rock cut state park illinois

fishing into the sunset at rock cut state park illinois

orange fields at illinois beach state park illinois

looking at a small mound at cahokia mounds illinois

chicago downtown illinois

landscapes outside of charles mound illinois

native american making fire at cahokia mounds illinois

native americans working besides houses at cahokia mounds illinois

gateway to lake michigan at illinois beach state park illinois

sun setting at charles mound illinois

chicago illinois city

landscape view of lake michigan at illinois beach state park illinois

yellowstone national park orange spring mound sediment

sacred grounds at cahokia mounds illinois

from the hilltop at charles mound illinois

scenic illinois at charles mound illinois

big water splash at illinois beach state park illinois

across the pond at illinois beach state park illinois

sky over fields at illinois beach state park illinois

chicago illinois city

dusk to the horizon at charles mound illinois

sun behind trees at charles mound illinois