Our mind, our vision, are - says Gombrich in the 'Sense of Order' - systematically alert of the contrast between order and disorder, monotony and variety, the unforeseeable and the ‘redundant’. Perception of order is the mechanism which is at the root of the entire artistic experience. Epilithic lichens are fascinating indicator species: they are the testimony of the pristine state of ecosystems in many parts of the Italian island of Sardinia. I invite viewers to let their eyes wonder across order and disorder in these almost surreal 'earthscapes'..