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:
New submarine magnetic silencing facility NRI. en Members of the official party untie Hawaiian maile lei during the ribbon cutting ceremony for new submarine magnetic silencing facility April at Joint Base Pearl HarborHickam Hawaii The MSF was designed to eliminate magnetic detection of subs by other vessels and underwater mines