Freiburg, Germany

City of Freiburg in the Breisgau is located right on the edge of the Black Forest. Here is one of the oldest universities in Germany and the Gothic Cathedral, built of sandstone. Therefore Freiburg is so popular among scholars and lovers of medieval history. Enjoy the local German beer bottling, then take the funicular to the top of the mountain Schauinsland, where the solar observatory and offering incredible views.