1996 - Queen Beatrix  opened OPAM Drecht Banks Sculpture Park (Openluctm Museum Beeldenpark Drechtoevers)  in Zwijndrecht
Holland by planting a tree as part of the OPAM monument by Lucien den Arend (blue jacquet) on the Queen's left is Theo Riedveld,
head of the Parks and Greenery section.
photo- courtesy of Arie Buitendijk, Zwijndrecht

 

Queen Beatrix
Henry Moore Italy 1
Henry Moore Italy 2
Henry Moore Italy 3
Henry Moore England
Jorma Hautala - Kari Huhtamo - Matti Peltokangas
Christo and Jeanne Claude
Truus Schröder-Schräder
Donald Judd