The Old National Events Plaza (formerly The Centre) is a 280,000-square-foot convention center and auditorium in Evansville, Indiana that consists of a 2,500-seat auditorium, a 38,000-square-foot exhibit hall, 14,000-square-foot ballroom, and 12 flexible 1,000-square-foot meeting rooms. The facility hosts small and medium-sized conventions ranging from 20 to 4,000 people. The auditorium is also frequently the site a variety of concerts and special events.