Home / Fun Runs / Germany Kassel 3 fun runs in Kassel. September 2026 3 runs Road & Urban 18 SEPT Kassel Marathon 2026 Kassel · Germany Road RaceRelay 4–42K Road & Urban 19 SEPT Firmenlauf Kassel 2026 Kassel · Germany Road RaceCorporate 4K Road & Urban 26 SEPT Herkules-Berglauf Kassel 2026 Kassel · Germany Road Race 8K