Which Native American empire flourished in central Mexico before Spanish conquest?

Aztec Empire

Who sailed famously home to Ithaca, enduring a ten-year journey after the Trojan War? What Old Testament book comes immediately after Exodus? Monica is obsessed with organizing towels into how many distinct categories? Who is the only player in NBA history to lead the league in scoring and assists in the same season? What subatomic particles orbit around the nucleus of an atom?