Manaus, Brazil (AFP) Oct 22, 2023

An extreme drought in parts of the Amazon has led to a dramatic drop in river water levels, exposing dozens of usually submerged rock formations with carvings of human forms that may date back some 2,000 years.

Livia Ribeiro, a longtime resident of the Amazon’s largest city, Manaus, said she heard about the rock engravings from friends and wanted to check them out.

“I thought it was a li
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