Did the mighty Aztec Empire actually begin in the heart of the American Midwest? Forensic geologist Scott Walter dives into the murky depths of Rock Lake, Wisconsin, to investigate centur-old legends of underwater pyramids and a mythical lake monster known as "Rocky." By examining rare, suppressed maps from the 1800s and exploring the heavily fortified ruins of Aztalan State Park, Walter uncovers a startling connection between the Mississippian mound-builders and the civilization that would eventually rule Mexico. You can now become a History Hit member right here on YouTube! Join for access to a new exclusive documentary every week, and access to over 160+ of our documentaries presented by world renowned historians like Dan Snow, Eleanor Janega, Tristan Hughes, Mary Beard, Matt Lewis and more. Get an exclusive release every week by signing up here: https://bit.ly/4pyExyn Subscribe to Parable for more Religious History documentaries! This channel is part of the History Hit Network. Any queries, please contact us at: [email protected] #Parable #ReligiousHistoryDocumentary