Once you arrive in Germany. If you are American, you will notice that the Germany public transportation system is much more efficient and cost effective than that of American. There are many more options and for the most past, you can get anywhere any time. Keep in mind that you can purchase a train ticket form your current location to your destination and this ticket is valid for the train,bus and street car.ie. take a train form Darmstadt to hanuau then use the same ticket for a bus from hanau to Frankfurt.