Biologist Mary Lewis helps a young boy put on a water safety tattoo at the Army Corps of Engineers Nashville District booth April 18, 2015, during the Nashville Earth Day Festival at Centennial Park. (USACE photo by Leon Roberts) Corps touts environmental stewardship at Nashville Earth Day Festival 150418-A-EO110-006

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Size: 1940px × 1289px
Photo credit: © PJF Military Collection / Alamy / Afripics
License: Licensed
Model Released: No

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