This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Ballardlocksspillway. The spillway of the Ballard Locks Transferred from org en transferred to Commons by User Jayg using de php CommonsHelper Original uploader was Waqcku at org en Released into the public domain by the author en Waqcku Original upload log page en Ballardlocksspillway Waqcku bytes no spillway