Sifting through the soil in Arkansas revealed breathtaking Native American arrowheads and artifacts. Everywhere we looked, pieces of ancient history emerged from the dirt.
Archaeologists and students digging in Blätterhöhle cave uncovered a 9,000-year-old fireplace (above), flint arrowheads and a bone harpoon. Photo from LWL-AfW Olpe / Michael Baales Inside a cave of ...