M44 Comet 252P/Linear (view on black) Comet 252P/Linear (view on black) Spring/Frühling/Lente Early flower Red flower Jupiter and companions Joeri Gagarin Moon (view on black) Moonscape I Moonscape II #11 Goosymoon Wildlands Emmen Wildlands Emmen Wildlands Emmen Wildlands Emmen Milky Way over Oberlangen Go my own way Wildlands Emmen Wildlands Emmen Wildlands Emmen Wildlands Emmen Wildlands Emmen Mars und Saturn am Morgenhimmel (AZ 160) Air and water Magnolia (view on black) Comet 252P/Linear (view on black) Springtime Exhibition in Drents Museum Drents Museum in Assen "Cuby" Harry Muskee (1941-2011) Verpasst Maya Date 6-6-653 Maya hiërogliefen Am Strand Die Strandnixen waren drinnen Familieuitje Areal picture Sandbank Messages on the beach Friends Vuurtoren Schiermonnikoog Een schiere monnik Yoga in Birk Castle Garden Horsehead nebula (view on black)