Marilyn Monroe shooting 'Some Like it Hot' on the beach in 1958.

Marilyn Monroe in 'Niagara' 1953.

Marilyn Monroe publicity photos for 'How to Marry a Millionaire,' in 1953.

Marilyn Monroe posing in 1951.

Marilyn Monroe dazzling at a charity circus in 1955.

Marilyn Monroe leaving her hands and foot prints in wet cement at Graumann's Chinese Theater in 1953. An honor reserved for few Hollywood immortals.

Marilyn Monroe in 'The Prince and the Showgirl,' in 1957.

Marilyn Monroe in 1961. Photographed by Douglas Kirkland.

Marilyn Monroe photographed by Eve Arnold in 1961.

Marilyn Monroe on the set of 'The Seven Year Itch,' in 1954.

Marilyn Monroe posing for photographer George Barris in 1962.

Marilyn Monroe 'Let's Make Love,' 1960.

Marilyn Monroe during the making of 'River of No Return' in 1953.

Marilyn Monroe photographed by Milton Greene in 1955.

A pensive Marilyn Monroe at an event in Manhattan, 1961.

Marilyn Monroe on the set of 'Let's Make Love,' in 1960.

Marilyn Monroe during the making of 'Some Like it Hot,' in 1958.

Marilyn Monroe in 'River of No Return,' 1954.

Marilyn Monroe pouring a drink for a guest in her Manhattan apartment, 1958.

Marilyn Monroe interacting with reporters at a press conference in 1956.