Reddit User Claims to Have Discovered 'Lost City' Deep in Amazon Rainforest A Reddit user has sparked widespread interest and debate after sharing a claim that they have stumbled upon a previously unknown city deep in the Amazon rainforest. According to the user, the 'lost city' boasts impressive architecture, with structures that appear to be made from a combination of stone and thatch. While the authenticity of the discovery has yet to be verified, experts are already weighing in on the potential significance of such a find, which could potentially rewrite the history of human settlement in South America. As the online community continues to discuss the possibility of this lost city, one thing is clear: the Amazon rainforest still holds many secrets waiting to be uncovered.