A conversation with Mark and Sue Horn, who co-TD'd The Wintertime Open for 40 years and also designed the Wintertime layout at Oak Grove Disc Golf course.

Dan "Stork" Roddick is in pretty much every Frisbee or disc related Hall of Fame out there. Hear his thoughts on how the world's oldest course has been able to adapt to the modern game.

Oak Grove is the oldest course in the world, but every year, the best players in the world flock back to Pasadena for the Wintertime Open. How has the oldest course in the world continued to stay relevant?