File:Chicago drainage canal & controlling works, Lockport, Illinois.jpg
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![File:Chicago drainage canal & controlling works, Lockport, Illinois.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Chicago_drainage_canal_%26_controlling_works%2C_Lockport%2C_Illinois.jpg/760px-Chicago_drainage_canal_%26_controlling_works%2C_Lockport%2C_Illinois.jpg?20150620152454)
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