Remote-sensing devices mounted on drones identified a large earthwork beneath the surface of this cattle pasture in Kansas. Researchers suspect the site was once part of one of the largest Native American settlements north of Mexico.
J. Casana
Remote-sensing devices mounted on drones identified a large earthwork beneath the surface of this cattle pasture in Kansas. Researchers suspect the site was once part of one of the largest Native American settlements north of Mexico.
J. Casana