Basel is a beautiful city in Switzerland, right on the German border and can be easily reached from Freiburg.
Whether the weather is nice or bad, it is always worth visiting Basel. The city is the Swiss capital of culture with over 40 museums and Art Basel, the most important art fair in the world, which takes place annually in June. On beautiful sunny days you can stroll through Basel’s old town, visit the Gothic Basel Minster or enjoy a stroll along the Rhine.
With the Regional Express of the Deutsche Bahn from Freiburg main station to Basel Badischer Bahnhof approx. 45 minutes or by car via the A5 to Basel approx. 1 hour (please do not forget your Swiss vignette).