Amazon Drought Exposes Ancient Human Faces Carved into Riverbed

The Amazon waters have dropped to record low levels, exposing ghostly human faces etched into the rocky riverside two millennia ago. The petroglyphs, which also depict animals and flora, were carved into the shores of the Rio Negro, in the Brazilian portion of the Amazon river. The Rio Negro is home to an archaeological site known as the Ponto das Lajes, meaning Place of Slabs. The carvings were previously spotted during the 2010 drought, when water levels fell by 44 feet. The drought hitti