Alter Elbtunnel, St. Pauli, Hamburg-Mitte, Hamburg, Germany
(the underground car tunnel)
Norway
(frozen lake scenes)
Munich, Germany
(portions of the end of the film - per AFI Catalog entry for this picture)
Pacific Coast Highway, California, USA
(Dawn driving convertible south of LA at end of film)
Feb 5, 1971 - Mar 19, 1971
January 30, 1971 - May 2, 1971