As of September 1, 2011, the National Park Service administered 395 parks. All are listed on one side of this 16 1/2" x 23 1/2" two-sided color map and shown on the other side. Parks are all listed alphabetically by name with addresses and phone numbers, and identified with abbreviations noting the type of park, such as National Battlefield, International Historic Site, National Park, National Preserve, etc. Where the Parks Are: Alaska, 23; Guam, 1; Contiguous US: 357; Hawaii, 7; American Samoa, 1; Puerto Rico and the Virgin Islands, 6. Parks are also listed for the following areas: Boston, New York City, Philadelphia, Baltimore, and Washington, DC. Map folds to about 8 1/4" x 4" for easy carry.