U.S. Army Corps of Engineers Jacksonville District manages and operates several lock and dams on its waterways. Pictured (left) is Glenn Huston, one lock operator pulling the rock for a small boat to lock into the chamber for 20 minutes as water is released from the Caloosahatchee River in Alva, Florida on April 25, 2021.

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Photo by: Maya Jordan |  VIRIN: 210429-A-GY110-0001.JPG