Equipped to handle the needs of the thousands of visitors who come to the Queen City.. In Short This 300,000-square-foot facility houses nearly all of the conventions and exhibitions that make their way to Cincinnati. The main exhibit hall, which can be divided into three separate halls, is capable of holding 845 booths. The lobby features a landscaped atrium and its 41 meeting rooms can accommodate groups up to 2,500. A full-service banquet kitchen can serve up to 4,000 in a single sitting. There's a 30,000-square-foot ballroom and a 10,000-square-foot atrium ballroom foyer.