The Teotihuacan Civilization thrived in central Mexico from around 100 BCE to 750 CE. Known for its impressive urban planning, the city of Teotihuacan featured massive pyramids, such as the Pyramid of the Sun and the Pyramid of the Moon. This civilization was a melting pot of cultures, attracting people from various regions, which contributed to its rich artistic and architectural achievements. At its peak, Teotihuacan was one of the largest cities in the world, with a population of over 100,000. The civilization was marked by its complex society, advanced trade networks, and religious practices. Although its decline remains a mystery, the influence of Teotihuacan can still be seen in later Mesoamerican