"Dry Tortugas national park Florida.... 67,701.22 acers. On the west end of the Florida keys are the site of Fort Jefferson, the largest masonry structure in the western hemisphere. Most of the park,being water, it is the home of corals reefs and shipwrecks and is accessible only by boat or plane." image uploaded on Jan. 24, 2020, 12:46 p.m. | Damadam
