It was the perfect day for the Oktoberfest Bike Ride this year! Held every year on the last Saturday of September, hundreds of bikers gather at Arrowwood Resort in Okoboji for a 25-mile bike ride through the Iowa Great Lakes region. This year, Sept. 29, 2012, the weather was gorgeous and the colorful leaves were beautiful! It was a perfect U of O Oktoberfest! — at Arrowwood Resort and Conference Center.