Choise of Open Air Exhibitions since 1979
| 1979 | Malou,St. Lambrechts Woluwe |
| 1987 | International symposium “Steel Sculpture” Park der Burg Linn, Krefeld, organised by Kleinewefers GmbH Krefeld, Germany “Steel Sculpture” in Wantij-park, Dordrecht, The Netherlands |
| 1988 | “Steel Sculpture” in Yorkshire Sculpture Park, England Kunsthalle, Bremen, Germany, with “Steel Sculpture” |
| 1989 | Carrara “Scolpire Tra Carrara e Pietrasanta”, Italy |
| 2000 | “Epifania” Contemporary Religious Art, Heverlee, |
| 2008 | Beijing, Olympic Park, People’s Republic of China |