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:
blackandwhite monochrome outdoor vehicle black and white PSA USN Master Caption U.S. Navy Icebreakers Reach Bellingshausen Sea. The Bellingshausen Sea was penetrated in February by two U.S. Navy icebreakers USS Glacier and USS Burton Island making the first time in history that the Thurston Peninsula diving the Bellingshausen