Untitled no. 4 is a series based on natural artefacts that author withdraw from their natural area and transformed them into new (color, visual) form. This series was influenced by an author golden-pink vision or fascination by co-existence of these two colors in one photo. Author himself interprets the set as a reaction of lack of nature in the city life that formed major part of his life. Series Untitled no. 4 consists of 5 photos of the artefacts and 5 photos that represent the process.