Here are a few suggestions for your next trip from Villingen(Schwarzw)

In 2 hours, you can reach Karlsruhe, Freiburg, Offenburg, Lahr(Schwarzw), Herbolzheim(Breisg), Baden-Baden, Riedlingen, Ringsheim/Europa-Park, Gäufelden, Herrenberg...

In 3 hours, you can reach Basel, Stuttgart, Mannheim, Müllheim(Baden), Emmendingen, Bruchsal, Ulm-Söflingen, Malsch, Ihringen, Worms Hbf...

In 4 hours, you can reach Frankfurt pe Main, Wiesbaden, Mainz, Riehen, Frankfurt(M) Flughafen Fernbf, Siegburg/Bonn, Köln/Bonn Flughafen, Bensheim, Darmstadt Hbf, Bingen(Rhein) Hbf...

In 5 hours, you can reach Koblenz Hbf, Friedberg(Hess), Gießen, Marburg(Lahn), Andernach, Remagen, Rietheim(Württ), Spaichingen, Aldingen(b Spaichingen), Balgheim...

In 6 hours, you can reach Köln, Düsseldorf, Bonn, Immendingen Zimmern, Geisingen-Aulfingen, Treysa, Wabern(Bz Kassel), Kassel-Wilhelmshöhe, Blumberg-Zollhaus, Geisingen-Hausen...

In 7 hours, you can reach Essen, Hannover, Duisburg, Gelsenkirchen, Oberhausen, Wanne-Eickel Hbf, Göttingen, Recklinghausen Hbf.

In 8 hours, you can reach Dortmund, Münster, Rheine, Lingen(Ems), Celle, Uelzen, Lüneburg.

In 9 hours, you can reach Hamburg, Meppen, Leer(Ostfriesl), Papenburg(Ems), Hamburg-Harburg.

In 10+ hours, you can reach Emden Hbf.