Cáceres, Spain
Wolf Vostell's automobile-concrete-sculptures made from cars and concrete are to be found in Cologne "Ruhender Verkehr" ("Stationary traffic") from 1969, "Concrete Traffic" from 1970 in Chicago, "VOAEX" ("Viaje de (H)ormigón por la Alta Extremadura") from 1976 in the Museo Vostell Malpartida in Malpartida de Cáceres, Spain and