Deep within the thick, remote rainforests of the Amazon, researchers have come across two dozen ancient structures. The recently discovered structures were built by indigenous people during the ...

This ancient urban system, located in the Upper Amazon near the eastern slopes ... reoccupying and repurposing structures over centuries. The settlements faced challenges from their volatile ...

Analysis of ancient human and animal ... evidence details the intricacy of the structures, pointing to the first evidence of low-density urbanism in the Amazon basin," study lead author Tiago ...