Campaigns. Dérive on the Shadownet. Guy Debord and the Situationists pioneered a radical way of interacting with the urban environment, a method for revealing, and later mapping, the subtle psychic flows of the city.
They called it the dérive and these psychically attuned walks became an integral part of the situationist political strategy. "In a dérive one or more persons ... let themselves be drawn by the attractions of the terrain and the encounters they find there... " Magazine - Archives.