The State Farm Center is a large dome-shaped 15,544-seat indoor arena located in Champaign, Illinois, owned and operated by the University of Illinois Urbana-Champaign. The arena hosts games for the Illinois Fighting Illini men's basketball, women's basketball, and wrestling teams. It also doubles as a performance and event center, and is one of the largest venues between Chicago and St. Louis. It opened in 1963 and was known until 2013 as Assembly Hall until State Farm Insurance acquired naming rights as part of a major renovation project. Size The third largest Illinois arena after the United Center in Chicago and the Allstate Arena in Rosemont, State Farm Center has 15,544 permanent seats but, when portable chairs are placed on the floor for an in-the-round performance, there is a potential for an additional 1,000 depending on the stage configuration. Opening State Farm Center opened as Assembly Hall on March 2, 1963, and continues to attract attention for its design and construction. From 1963 to 1965 Assembly Hall was the largest dome structure in North America until the opening of the Astrodome in Houston, Texas. The roof is supported by of one-quarter inch steel wire wrapped at the base of the dome under intensive pressure. The architect was Max Abramovitz, a University of Illinois alumnus. The contractor was Felmley-Dickerson Co of Urbana, led by Ray Dickerson, who built a number of buildings for the university. Main uses Fighting Illini basketball State Farm Center hosts home games of Illinois Fighting Illini men's basketball and Illinois Fighting Illini women's basketball and is also home to the student cheering section, the "Orange Krush," which occupies the floor around the court as well as some seats. At the annual "Paint the Hall Orange" game, everyone in attendance would wear an orange shirt. In recent years, however, it has become customary for Illini fans to wear orange at all home games and so the official "PTHO" game was discontinued after the 2007–08 season. In August 2015, prior to the reopening of the newly renovated State Farm Center, the hardwood floor was dedicated and named Lou Henson Court in honor of the Illinois Fighting Illini men's basketball all-time leader in victories Lou Henson. IHSA State Farm Center has hosted a variety of Illinois High School Association events. It has been the home of the state individual wrestling tournament since 1967. From 1963 to 1995, State Farm Center played