- Centeral Mexico
- Under unified rule
- Maintained a large powerful army
- Capital of the Toltecs
- Modern Mexico City
- In the valley of Mexico that has thin soil and little rain fall
- Supported an urban population
- Toltecs transformed Tula into a wealthy city
- Residents lived in spacious houses made of stone, adobe, or mud sometimes covers the floors with plaster
- Difficulties: conflicts between different ethnic groups living at Tula led to strife
- The combination between civil conflict and nomadic incursion destroyed the toltecs state
- Capital of the Toltecs