140506-A-CE999-007
Excavation work of the mitigated land along Piasa Creek. The U.S. Army Corps of Engineers St. Louis District acquired 74-acres of land adjoining the upper portion of Piasa Creek in Madison County, Ill., for wetland restoration and habitat enhancement.

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Photo by: USACE St. Louis District |  VIRIN: 140506-A-CE999-007.JPG