Dry Tortugas National Park is a beautiful destination for those who want to swim or boat — and it offers this striking nighttime activity, too.

Only accessible by ferry, seaplane, or private charter, this remote park offers world-class snorkeling, rare birdwatching, and secluded camping.

A new book containing nearly 200 photos and several essays explores the beauty, history and significance of one of the country's most remote National Parks near Key West: the Dry Tortugas. The book's ...