Wikipedia says:
Lancaster, is a city in the South Central part of the Commonwealth of Pennsylvania and is the county seat of Lancaster County. With a population of 55,351, it is the 8th largest city in Pennsylvania, behind Philadelphia, Pittsburgh, Allentown, Erie, Reading, Scranton, and Bethlehem. The metropolitan area population stands at 494,486 making it the 101st largest metropolitan area in the US.
Locally, Lancaster is pronounced as LANK-i-stir, rather than the more common pronunciation LANG-CAS-ter (with the first two syllables more or less equally stressed). (...) more....
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