The Perry–Castañeda Library (PCL) is the main central library of the University of Texas at Austin library system in Austin, Texas. PCL is located at 21st Street and Speedway in Austin, TX. The UT Austin campus library system holds nearly eight million volumes, ranking it as the fifth largest library among academic institutions in the United States, and the eleventh largest overall in the country. The PCL is an example of brutalist architecture and has been recognized as Austin's best example of this architectural style.