Central City, Kentucky bituminous coal underlying the bedrock. Central City has a number of old underground coal mine shafts that still crisscross the city. Most of these old shafts date back to the early 1900s. The majority of terrain around the city limits is reclaimed land where surface mining has taken place. As of the census of 2000, there were 5,893 people, 2,065 households, and 1,410 families residing in the city. The population density was 1,126.2 people per square mile (435.0/km). There were 2,313 housing units at an average density of 442.0 per square mile (170.8/km). The racial makeup of the city was
Central line (London Underground) it is the only Tube line running east–west through the central core of London, running under Oxford Street and the financial centre of the City of London. Crossrail, due to begin most of its core operation in autumn 2019 with full service by the end of 2019, will provide interchange with the Central line at Stratford, , , and Ealing Broadway, relieving overcrowding in these areas. The Central London Railway (CLR) was given permission in 1891 for a tube line between Shepherd's Bush and a station at Cornhill, and the following year an extension to Liverpool Street was authorised, with