This image was acquired from
flickr. 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:
panama canal panamacanal seth meek sethmeek samuel hildebrand samuelhildebrand fish zoology expedition zoologyexpedition central america centralamerica panama canal construction outdoor Edward A. Goldman and four men going into jungle and mountains. Small stream and small waterfall over log. . Name of Expedition Panama Canal Zone