Mysterious Reddit User Claims to Have Stumbled Upon Forgotten City Deep in the Amazon Rainforest A shocking discovery has been made by a Reddit user, who claims to have stumbled upon an ancient, forgotten city deep in the Amazon rainforest. According to the user, the city, which has been hidden for centuries, is remarkably well-preserved and features intricate architecture and mysterious artifacts. The user, who has shared photos and details of the find, says that the city appears to be of a previously unknown civilization, sparking widespread interest and debate among archaeologists and historians.