The National Park Service roster of 413 parks, monuments, historic sites, historical parks, memorials, recreation areas, rivers, parkways, seashores, lakeshores, battlefields, military parks, reserves and trails includes more far-flung islands than most Americans realize.
Among the full-fledged parks on islands:
American Samoa National Park. Added in 1988. Acreage: about 9,500 acres on Tutuila and neighboring islands, plus about 4,000 acres of coral reefs. www.nps.gov/npsa
Hawaii Volcanoes National Park, Hawaii Island. Added in 1916. Acreage: 323,431. Active volcanic site. www.nps.gov/havo
Haleakala National Park, Maui, Hawaii. Added in 1960. Acreage: 33,265. Dormant 10,023-foot volcano. www.nps.gov/hale
Dry Tortugas National Park, Florida. Added in 1992. Acreage: 64,701. About 70 miles west of Key West. Nineteenth century military fort with underwater nature trail and shipwreck sites. www.nps.gov/drto
Virgin Islands National Park, U.S. Virgin Islands. Added in 1956. Acreage: 14,948. Caribbean island with plantation history. Includes most of the island of St. John and almost all of neighboring Hassel Island. www.nps.gov/viis
