Key evidence about early Paleo-Indian culture has come from Latin America's oldest cave art at Serranía de La Lindosa, in Colombia. The paintings there are thought to be 12,800 years old ...
On the slate's permitter, someone had carved an alphabetical "sequence of 21 signs" in Paleo-Hispanic script ... Related: 2,600-year-old stone busts of 'lost' ancient Tartessos people discovered ...