Before revision: A 2004 poster announcing a large-scale dérive in London, led by a psychogeographical society The dérive (, "drift") is an unplanned journey through a landscape, usually urban, in which participants drop their everyday relations and "let themselves be drawn by the attractions of the terrain and the encounters they find there".
After revision: A 2004 poster announcing a large-scale dérive in London, led by a psychogeographical society The dérive (, "drift") is an unplanned journey through a landscape, usually urban, in which participants stop focusing on their everyday relations