Close-up of sand and shell on beachDry Tortugas National Park; National Park Servicephoto shown sand and shell [illegible] dredged from the side of Long Key and in place [illegible] oil spill
Close-up side view of fish, Fort Jefferson, circa 1960Everglades National Park; National Park ServiceClose up, side view of fish underwater and coral in background; circa 1950-70's; "Underwater scenes at Fort Jefferson" Locality: Fort Jefferson Photo Source: Keywords: Marine, Wildlife.
Crumbling buildings within Fort JeffersonDry Tortugas National Park; National Park ServicePart of the interior of Fort Jefferson, showing the large barracks building Fort Jefferson National Monument; Leo A. Frank; March 28, 1937