Underwater (U.S. National Park Service) (original) (raw)

Dive Your Park

Perhaps the best-kept secret of our National Parks is the underwater realm that they include: millions of acres of submerged lands, only a fraction of which have been explored by divers. Explore the the underwater world here.

Photo GalleriesPhoto Galleries

Explore the underwater world through photo galleries organized by park and subject matter.

Last updated: June 27, 2022