Serpent Mound is the largest effigy mound in North America — and one of only two effigy mounds in Ohio. It's worth the 90-minute drive to see this preserved ancient earthwork that stretches 1,330 feet ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This collection includes eight ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results