<P> Geographically, Omaha is considered as being located in the "Heartland" of the United States . Important environmental impacts on the natural habitat in the area include the spread of invasive plant species, restoring prairies and bur oak savanna habitats, and managing the whitetail deer population . </P> <P> Omaha is home to several hospitals, located mostly along Dodge St (US6). Being the county seat, it is also the location of the county courthouse . </P> <P> Omaha is generally divided into six geographic areas: Downtown, Midtown, North Omaha, South Omaha, West Omaha, and East Omaha . West Omaha includes the Miracle Hills, Boys Town, Regency, and Gateway areas . E ast Omaha includes the Elmwood Park (Omaha) Neighborhood., Dundee The city has a wide range of historical and new neighborhoods and suburbs that reflect its socioeconomic diversity . Early neighborhood development happened in ethnic enclaves, including Little Italy, Little Bohemia, Little Mexico and Greek Town . According to U.S. Census data, five European ethnic enclaves existed in Omaha in 1880, expanding to nine in 1900 . </P> <P> Around the start of the 20th century . the City of Omaha annexed several surrounding communities, including Florence, Dundee and Benson . At the same time, the city annexed all of South Omaha, including the Dahlman and Burlington Road neighborhoods . From its first annexation in 1857 (of East Omaha) to its recent and controversial annexation of Elkhorn, Omaha has continually had an eye towards growth . </P>

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