The University of Colorado is a public research university system with four campuses in Colorado: Denver, Boulder, Colorado Springs, and Anschutz Medical Campus in Aurora. The University of Colorado was founded in 1876 and is the flagship institution of the University of Colorado system. The university offers undergraduate, graduate, and professional degree programs in a wide range of fields, including business, engineering, law, medicine, and the arts and sciences. The University of Colorado is a member of the Association of American Universities and is classified as an R1: Doctoral University ? Very high research activity by the Carnegie Classification of Institutions of Higher Education.