(Encyclopedia) Central Park, 840 acres (340 hectares), the largest park in Manhattan, New York City; bordered by 59th St. on the south, Fifth Ave. on the east, 110th St. on the north, and Central? Mariel HemingwayactressBorn: 11/22/1961Birthplace: Mill Valley, California Competent actress, granddaughter of Ernest Hemingway and younger sister of actress/model Margaux Hemingway, Mariel? by Mark D. Hughes photos by Carol M. Highsmith The City of New York is the largest city in the United States, and home to many of the country's most famous and? AARP (American Association of Retired Persons) (1958): 601 E. St. N.W., Washington, D.C. 20049. 33,000,000. Phone: (888) 687-2277. www.aarp.org. Abortion Federation, National (1977): 1755 Mass.?