Lewiston is a city in Androscoggin County in the U.S. state of Maine and the second-largest city in the state. The population was 38,000 at the 2007 census. It is one of two principal cities of and included within the Lewiston-Auburn, Maine Metropolitan New England City and Town Area and the Lewiston-Auburn, Maine Metropolitan Statistical Area. A former industrial center, it is located in south-central Maine, at the falls of the Androscoggin River, across from Auburn. Lewiston and Auburn are often thought of as a single entity and referred to as Lewiston-Auburn, which is colloquially abbreviated as L-A or L/A, and have and a combined population of roughly 65,000 people. Lewiston is home to Bates College, the Basilica of Saints Peter and Paul, the University of Southern Maine's Lewiston-Auburn College, and two significant regional general hospitals: Central Maine Medical Center and Saint Mary's Regional Medical Center.