23 FEBRUARY
Together with Michiel Dusar I look at some large boulders, leftovers from the gravel extraction. He sees aeons of pressure, wear, melting and movement in these stones and can tell that they are from the Ardennes. Michiel works for the Geological Survey of Belgium. I watch closely as I intend to make animated pictures of the moving earth. I try to work out how the gravel got here. That