The nearest airport to Freiburg is Basel. From here it is a 55-minute coach journey to Freiburg.
From Freiburg Hauptbahnhof you can catch the No.4 tram to Gundelfinger Str, then change to the No. 10 tram which will take you to Freiburg Hans-Bunte-Str. Nord, just outside the Hans-Bunte-Areal.
Minimum age of entry is 18.