Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Archaeological Zone of Paquimé, Casas Grandes' has mentioned 'City' in the following places:
Occurrence Sentence Text Source
Archaeologists believe that the area directly controlled by Casas Grandes was relatively small, extending out about 30 kilometres (19xc2xa0mi) from the city.
The eastern and western halves of the city are divided by a stone wall and reservoirs.
Other theories are that the Casas Grandes people migrated west to Sonora and joined or became the Opata whom the Spaniards found in the mid 16th century living in "statelets," small but well-organized city states.