Options:
Munich – duration: 2:20h / once a week in the season
Dusseldorf – duration: 2:45h / three times a week in the season
Frankfurt – duration: 2:40h / twice a week in the season
Hamburg – duration: 2:50h / once a week in the season
Cologne – duration: 2:45h / once a week in the season
Surrgart – duration: 2:25h / once a week in the season
