Ohio Roundup (Columbus, OH) Calendar Register When: August 26, 2022 – August 28, 2022 all-day 2022-08-26T00:00:00-04:00 2022-08-29T00:00:00-04:00 Where: Marriott Columbus Northwest 5605 Paul Blazer Pkwy Dublin OH 43017 Cost: Free Contact: Event website