https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8765971
A Scientist From the Shell Oil Company Surfaces after a Snorkeling Expedition to Study the Coral Formations Beneath the Waters of John Pennekamp Coral Reef State Park near Key Largo. Photographer: Schulke, Flip, 1930-2008. Original public domain image from Flickr
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