 In addition, club teams exist in ultimate frisbee, rowing, rugby, lacrosse, hockey, baseball, softball, skiing & snowboarding, soccer, volleyball, water polo, and cycling.Carnegie Mellon Athletics runs a comprehensive and popular intramural system, maintains facilities (primarily Skibo Gymnasium, Cohon University Center, and Gesling Stadium), and offers courses to students in fitness and sports.Carnegie Mellon's primary athletic rivals are fellow UAA schools Case Western Reserve University and Washington University in St. Louis; the Tartans had an especially intense rivalry with the latter's football team from the 2000s to 2017.