The University System of Maryland (USM) is a public higher education system in the U.S. state of Maryland. The system is composed of the eleven campuses at College Park, Baltimore County, Baltimore, Princess Anne, Towson, Salisbury, Bowie, Frostburg, Hagerstown, Rockville, Cambridge, and Adelphi, along with four regional higher education centers located throughout the state of Maryland. Source: Wikipedia (en)