Piedra Museo
Piedra Museo is an archaeological site in Santa Cruz Province, Argentina, and one of the earliest known archaeological remains in the Americas. == Overview == The site was discovered around 1910 by Argentine naturalist Florentino Ameghino, who wrote the first detailed anthropological study of Argentina, La antigüedad del hombre en el Plata (The Antiquity of Man in the Río de la Plata Basin), in 1878.