The film tells about the international exhibition of the nuclear industry, which took place in Basel in October 1969 Streets, Basel square. Bazaar in the old square. River embankment Rhine. Flags of the countries participating in the NUKLES-69 exhibition-fair. Pavilions and exhibits of Sweden, Denmark, Norway, Finland, Switzerland, France, Great Britain, Germany, USA, Canada, Holland, Italy, Belgium, Czechoslovakia, Hungary, Romania, USSR, East Germany.