The University of Alabama (also known as Alabama, UA, or colloquially as 'Bama) is a public coeducational university located in Tuscaloosa, Alabama, USA. Founded in 1831, it is the flagship university of the University of Alabama System. Within Alabama, it is often called "the Capstone". UA is the senior and the largest in terms of enrollment of the state's major research universities, the others being rival Auburn University and fellow UA System institutions the University of Alabama in Huntsville (UAH) and the University of Alabama at Birmingham (UAB)