Image: USACE Columbia Lock Ouachita River

Description: Columbia Lock and Dam on the Ouachita River in Columbia, Louisiana, USA. The U.S. Army Corps of Engineers maintains the locks and dredges the river to maintain a navigation channel on the river.
Title: USACE Columbia Lock Ouachita River
Credit: U.S. Army Corps of Engineers Digital Visual Library Image page Image description page Digital Visual Library home page
Author: Brad Emerson, U.S. Army Corps of Engineers
Permission: This image or file is a work of a U.S. Army Corps of Engineers soldier or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image is in the public domain.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No