Question: Miami Whitewater Forest is the largest park in what district located in Ohio?
Context: Rockefeller Park is a city park named in honor of oil magnate John D. Rockefeller Sr., located in Cleveland, Ohio.  Part of the Cleveland Public Parks District, Rockefeller Park is immediately adjacent Wade Park to the southeast, and across Euclid Ave on its northwest border.  Besides the distinction of being the largest park located completely within city limits, Rockefeller Park is a link in a chain of parkland that connects the heights region of the eastern suburbs to the city's lakefront.  Following the path of Martin Luther King Jr.  Drive and spanning a large section of Cleveland's East Sides, the park runs in a northwesterly path between suburban Shaker Heights, bisecting the University Circle neighborhood and terminating at Gordon Park on the city's lakefront, opened to the public in 1897. Southside Park is, at 211 acre , the largest park in the City of Atlanta.  It is located along Jonesboro Road in the southern part of the city just north of the Perimeter (I-285).  Its rank as the city's largest park is set to be eclipsed by the new Westside Park at 351 acre .  Southside Park is mostly undeveloped forest and a baseball diamond, concession stand and parking lot.  In 2007, the city completed a study for the development of the park.  The study called out the lack of facilities in the park and the difficult of access on foot, by bike and by public transportation. Gongqing Forest Park () is the second-largest park in the city of Shanghai.  It is located in the Yangpu District in the north section of the city.  To reach the park you can take line 8 on the metro to Shiguang Road.  From the metro station the park is a less than 1 km; walk or take a very short taxi ride to it.  Being further out the park is somewhat less crowded than Century Park, the largest park of the city. Miami Whitewater Forest is the largest park in the Great Parks of Hamilton County with 4345 acre .  It is located in Hamilton County, Ohio, just northwest of Cincinnati.  Included in the park are the 7.8 mi paved Shaker Trace Trail as well as many other shorter trails.  There is also a golf course, a 46 acre campground, horseback riding, and many sports offered.  46 modern campsites are available, with electric hookups and a fire pit. Seoul Forest (Hangul: 서울숲 ; RR: "Seoul Sup " ) is a large park in Seongdong-gu, Seoul, South Korea.  It is open year-round, and admission is free.  Seoul Forest opened in June 2005.  The city government spent 235.2 billion won in development.  It is the third largest park in Seoul city.  Seoul Forest is a massive park dotted with over 400,000 trees and 100 different animals.  This nature park is located in Seongsu-dong and covers an area of 1,200,000 m².  The area that was once a royal hunting forest, became Seoul's first water purification plant in 1908, and later used for both racecourse and golf facilities.  Now, it has been transformed into a park with a dense canopy of trees and a lake, where citizen can breathe the invigorating fresh air offered by nature. Van Horn Park is a park in Springfield, Massachusetts' northern Liberty Heights neighborhood, in a subdivision called Hungry Hill.  It is the second largest park in the City of Springfield.  (The city's largest park is the 735-acre Forest Park in the southern Forest Park neighborhood.) Parco del Valentino (also known as Valentino Park) is a popular public park in Turin, Italy.  It is located along the west bank of the Po river.  It covers an area of 500,000m², which makes it Turin's second largest park (Turin's largest park, the 840,000m² Pellerina Park, is Italy's most extended urban green area). Tivoli City Park (Slovene: "Mestni park Tivoli" ) or simply Tivoli Park ("Park Tivoli" ) is the largest park in Ljubljana, the capital of Slovenia.  It is located on the western outskirts of the Center District, stretching to the Šiška District to the north, the Vič District to the south, and the Rožnik District to the west.  Several notable buildings and art works stand in the park.  Since 1984, the park has been protected as part of Tivoli–Rožnik Hill–Šiška Hill Nature Park.  It is home to a variety of bird species. Great Parks of Hamilton County is the park district of Hamilton County, Ohio, United States.  It was established in 1930 and was known as the Hamilton County Park District until 2014.  The park system includes 17 parks and 4 conservation areas.  It is governed by a board of park commissioners.  Park headquarters are located in the second largest park in the system, Winton Woods.  The county park system also coordinates with the Cincinnati Park Board. Forest Park is a Victorian garden district located in Springfield, Massachusetts, developed between 1880 and 1920.  It is the city's most populous neighborhood, and surrounds the 735-acre Frederick Law Olmsted-designed Forest Park, for which the neighborhood is named.  The Forest Park neighborhood has nature and recreation within walking distance.  It begins one mile south of Metro Center and in terms of land area, it is the second largest of the city's seventeen neighborhoods.  It contains 2,103 acres of land, 41% of which is conservation or parkland.  Its boundaries are the Mill River and Lake Massasoit to the north; Longmeadow, Massachusetts to the south; the Connecticut River to the west; and the Highland Division Railroad to the east.  To the west, I-91 separates Forest Park from the Connecticut River.  A 195-acre section of the neighborhood was listed on the National Register of Historic Places in 1982 as the Forest Park Heights Historic District.
Answer: Great Parks of Hamilton County