Here are a few suggestions for your next trip from Plön

In 2 hours, you can reach Hamburg, Kiel, Lübeck, Timmendorfer Strand, Scharbeutz, Haffkrug, Sierksdorf, Neustadt(Holst), Pönitz(Holst), Pansdorf...

In 3 hours, you can reach Ratzeburg, Lübeck Flughafen, Mölln(Lauenb).