The closest airport is Dortmund, which is a 30 minute drive away. FROM THE AIRPORT BY TRAIN: Trains depart from the airport to Dortmund central station every hour, and the journey takes just over 2 minutes. A one-way fare is around €3. From Dortmund, S-Bahn services to the Dortmund-Wischlingen depart three times per hour. It's just 7 minutes away and vey cheap, and the Revierpark is then 150m away.
You must be at least 16 to attend PollerWiesen festival.