We are usually amazed by the elegance of the bird flight. What if we could record these dance movements? The recording of long movements of dark objects against a bright background is by definition phototechnical not possible. With a complex video and phototechnical method, the beauty of the bird tracks have been traced in the air from thousands of single images. In contrast with photography - writing with light - photographer Lothar Schiffler call his method iskiography - writing with shadows. Read more on his website!