Tenochtitlan: Marvel of Mesoamerican Urban Development

Foundation and Early Development

Foundation: Tenochtitlan was founded in 1325 on a marshy island in Lake Texcoco.
- Legend: The god Huitzilopochtli instructed the Mexica to find an eagle perched on a prickly cactus to mark the spot.
Tlatelolco: A second city was founded 13 years later by dissident Mexica on a nearby island.
Early Challenges: Both settlements initially faced challenges due to limited building supplies and relied on local flora and fauna.
Strategic Advantage: Their island position allowed them to exploit waterborne travel for raiding and trading.
Expansion: Drainage and construction projects like chinampas facilitated the growth of both cities.
Intertwined Relationship: Close proximity led to collaboration, trade, and conflict between Tenochtitlan and Tlatelolco.

Uprising of 1426: Both cities joined the Triple Alliance to fight against Cuauhtitlan.
Aztec Empire: Both Tenochtitlan and Tlatelolco benefited from tribute, plunder, and economic activity, leading to rapid expansion.
Preservation of Identity: Despite merging cityscapes, both cities sought to maintain their distinct identities.
Comparison: Tlatelolco had a larger area and population, but Tenochtitlan boasted the largest market and main temple.

Separate Governments: Both cities maintained individual rulers and governments.
Royal Lineages:
- The lineage of Tlatelolco rulers ended in 1473 due to internal conflict.
Conflict and Dominance: A family quarrel led to open conflict, with Tenochtitlan asserting dominance over Tlatelolco in 1473.
Unified Cities: From 1473 until the Spanish conquest in 1521, the two cities were formally joined.

Location: The city was located on an island on the western edge of Lake Texcoco.
Connectivity: Five great causeways connected the city to the mainland.
Size and Layout: Covering 13 square kilometers, the city was laid out in a dense grid of canals, roads, and buildings.
Divisions: The city was divided into four quarters (campan), each subdivided into 15 districts (calpulli).
Districts: Each district housed commoner families, led by nobles, and had its own marketplace, temple, and school.

Central Area: The Sacred Precinct was the most important ceremonial center of Tenochtitlan.
Structures: This walled area contained a wide plaza with about a dozen important structures.
Great Temple: Dominating the center was the 60-meter tall twin-peaked Great Temple, with shrines dedicated to Tlaloc (blue) and Huitzilopochtli (red).
Temple of Quetzalcoatl: In front of the Great Temple was the round temple pyramid of Quetzalcoatl.
Other Structures: The precinct included other temples, a ball court, and a school for nobles.

City Administration: Outside the walls were palaces, homes for dignitaries, marketplaces, and additional temples.
Moctezuma's Palace: Notable features included:
- Botanical garden: Contained trees, sweet-scented flowers, and aromatic herbs.
- Aviary: Housed many colorful species and birds of prey in 10 rooms.
- Zoo: Featured jaguars, pumas, foxes, snakes, and other exotic animals.
- Aquarium: Contained salt and freshwater fish in separate ponds.

Major Roads: Four major roads radiated from the Sacred Precinct.
- East: Led to the docks of Tlatelolco.
- North, South, West: Led to the great causeways of Tacuba, Iztapalapa, and Tepeyac.
Causeway Width: The causeways were wide enough to accommodate ten horses side by side.
Gates and Drawbridges: Entrances to the city featured gates and drawbridges.
Aqueducts: Fresh water was brought from mainland springs via aqueducts lined with terracotta bricks.
- Paired Ducts: Allowed repairs to occur on one duct while the other remained operational.

Focus: Water management was a significant focus for the Aztecs.
Dike of Nezahualcoyotl: The 17-kilometer long dike separated fresher western Texcoco from brackish eastern Texcoco and regulated water levels.

Historical Significance: Tlatelolco was formerly an independent city with its own plazas, temples, and palaces.
Marketplace of Tlatelolco: The largest marketplace in the Americas, reportedly accommodating as many as 60,000 people. Cortés recounts the large size.
Goods: Buyers and sellers traded goods such as corn, tomatoes, feathers, animal pelts, musical instruments, cloth, and bottled fresh water.
Bartering: Goods were bartered for using cacao, cotton cloaks, and gold-filled feather quills.

City Elements: The cityscape included canals, bridges, streets, squares, markets, temples, workshops, and residences.
Housing: Homes were built of adobe walls and thatch roofs.
Aesthetics: Colorful frescoes and decorations were common.
People: The city was populated by farmers, fishermen, merchants, nobles, priests, craftsmen, soldiers, and more.
Population: Estimated to be over 200,000 people, with the surrounding towns pushing the total closer to 300,000.

Misconception: Mesoamericans are often viewed as unsophisticated tribes.
Reality: Theirs was a civilization of centralized city-states with impressive development.
Tenochtitlan as an Example: Tenochtitlan was a shining example of Mesoamerican urban development, rivaling contemporary European cities like Paris in scale.