He is known for presenting the television series Kein schöner Land, with more than 150 episodes from 1989 to 2007, which portrays regions in Europe, their landscape, people and folklore, the first such show filmed at the locations.

[1] Wewel was a member of the Oper Dortmund from 1963, with Generalmusikdirektor Wilhelm Schüchter, and remained at the house throughout his career[1] of more than 30 years.

In Europe, he performed at the Budapest National Opera, in Paris, Strasbourg, Bordeaux, Rouen, Salzburg and the Zürich.

[1][2] Wewel performed over 80 roles, including Mozart's Osmin in Die Entführung aus dem Serail, the Komtur in Don Giovanni and Sarastro in Die Zauberflöte, Rocco in Beethoven's Fidelio", Philipp II in Verdi's Don Carlo, Gremin in Tchaikovsky's Eugen Onegin, Wagner's Daland in Der fliegende Holländer, Heinrich in Lohengrin, Marke in Tristan und Isolde and Titurel in Parsifal.

[5] From 1989 to 2007, Wewel was the presenter of the musical entertainment television programme Kein schöner Land.