Lake Texcoco

What the Show Claims

• ›Ancient Aliens claims the Aztec capital of Tenochtitlan, built in Lake Texcoco, was constructed under guidance of extraterrestrial beings. The city's advanced engineering and astronomical alignment are presented as evidence of alien knowledge transfer.

What Archaeology Says

Lake Texcoco was the site of the Aztec capital Tenochtitlan, a major city built on an island with sophisticated engineering including causeways, canals, and chinampas (floating gardens). Archaeological evidence shows it was one of the largest cities in the pre-Columbian Americas with a population of 200,000-400,000.