Tenochtitlan

Tenochtitlan was an ancient city located in the Tricorner Village section of Equestria.

History
In its ancient days, the realm was controlled by the Ketzwctl Empress, an evil empress who used the Amulet of Atonement to control the ponies of the civilization. Using the Radiant Shield of Razdon, Daring Do was able to dispel her powers and save the land. The city is known for the Talisman of Tenochtitlan.

Behind the scenes
Tenochtitlan was a real-world city that was inhabited by the Aztec Empire prior to the colonization of Mexico.