International Airport (ORD) in nearby Chicago. The Hobart Sky Ranch Airport (3HO) is located north of the city's downtown business district. Hobart contains three major railroads: Norfolk Southern Railway, which runs through County Line Road to Liverpool Road; Chicago, Fort Wayne and Eastern Railroad, which runs through County Line Road to Wisconsin Street; and Canadian National Railway, which runs through Colorado Street and through a portion of Hobart in the southernmost part of the area known as Ainsworth. Hobart is also home to the Indiana Botanic Gardens, which is the nation's largest and oldest retailer of herbs. The company moved to Hobart in the mid-1990s and is located off Business Route 6. Another manufacturing concern headquartered in Hobart since 1952 is Midwest Products, a manufacturer of hobby materials and radio controlled model aircraft. Parks and recreation Hobart is home to Lake George, a popular place for people to gather to walk along the city's waterfront. Musical entertainment can be found near the clock tower in Lakefront Park and at the Revelli Bandshell during the warm months. Fishing and boating are two popular activities at Lake George. At Festival Park, people can feed the ducks that live there. In the past, fishermen fished at Hobart's Robinson Lake. In October 2006, then-Mayor Linda Buzenic announced the "highest and best use" for Robinson Lake would be to put it up for sale, according to the Post-Tribune. The city features 14 parks, a public 18-hole golf courses (Cressmoor Country Club having closed in 2006), and many sports fields for basketball, football, baseball, soccer, rugby, and other sports. The city recently bought an outdoor swimming pool. Hobart Nature District is located in Hobart. The Oak Savannah rails-to-trails route cuts through the city and offers biking and hiking. The Oak Savannah trail passes by the Hobart Prairie Grove Unit of Indiana Dunes National Park. The Shirley Heinze Land Trust, Inc. owns other nature preserves in the city of Hobart, including a tallgrass prairie. The Cressmoor Prairie is a dedicated state nature preserve, and is the largest state-protected rare "black soil" or silt-loam prairie in Indiana. Education Most of the city is within the School City of Hobart, although other parts of the city are within the River Forest Community School Corporation or the Merrillville Community School District. Hobart High School students are referred to as the "Brickies," in reference to the brickyards that were once located