Stern-wave 2006; Veendam, binding fence between swimming-pool and indoor sports-ground, 3 waves, 3 kinds of metal

Echopad/ Echo Path 2001; draft for monument near the river IJzer (Belgium), frontline trench war 1914-1918

Winteltrap/ Wind(ing)stairs 2002; On wind moving coastal beacon and view point, Middelharnis (nl)

Krimp/ Shrink 2004; Nieuw Bokum, Noord-Groningen (nl)

Krimp/ Shrink 2004; silhouette farm in Groningen as a breach in the inner dyke

Drijfland/ Wetland 2005; Aalsmeer (nl), dry

Drijfland/ Wetland 2005; wet

Drijfland/ Wetland 2005; very wet

Draaibakens/ Turning beacons 2004; Potmarge, Leeuwarden (nl)

Draaibakens/ Turning beacons 2004; mills along a city transecting canal

Draaibakens/ Turning beacons 2004; part of ‘new nature’ in changing (industrial) urban setting