Thus, not only in European history preceded by a long and continuons prehistoric tradition of intoxicant use (refuting any notion that opium and cannabis are recent, exotic imports) but it is alos accompanied by a shadowy substratum of hallucinogen use preserved in the annals of witchcraft. The post-war proliferation of hallucinogen use in Europe is, in th elight of such archeologiacal and archival findings, not so mcu an experiment with exotic drugs but a revival of archaic practices, albeit in a debased and almost exclusively recreational form.