Fenced exit Nutzung des Oberlichts Oberlicht Galerie Köln-Museum-Ludwig Köln-Museum-Ludwig Köln-Museum-Ludwig Köln-Museum-Ludwig Köln-Museum-Ludwig Köln-Museum-Ludwig Streifzüge Köln-Museum-Ludwig Hamburg-Beatles-Museum [Panoramio No. 85.702.352] Panoramio No. 85.702.327] Installation Shadows Bild Nr : 125 Millionen and 800 Tausend 353 auf Pa… DSC09799-fss Baustile Nur für Bergbauern Turn the stone with your little finger (300 Millon… Nobody planted, just nature Grubler Old gravel from a well known firm - Y-tong. Well protected work place - Senkenberg-Institute (… you are not allowed to take anything with you, bes… Waste gravel, after exploration Be brave ! The light let the insekt shimmer in blue. + Leg of… The level of the groundwater is alway kept to this… watermark Water, smelly (sulfurous), .. .. It took 10.000… DSC09883 cr-fss Explanation A last view down to the "Grube Messel" Lichteinfall, betreten Wärmetauscher-Erhitzer Wärmetauscher Ventilsteuerungsnocke