George Zimbel was there on the street among several photographers to document what would become Marilyn Monroe's most lasting image: a blowing white halter dress. More than the dress or the scene, Zimbel remembers a Joe Dimaggio that couldn't take all the bright lights that night: leaving Monroe all alone in a white halter dress.

Leif-Erik Nygards' one photograph of Marilyn Monroe. When he met her, Nygards was an assistant to photographer Bert Stern. Following a shoot, Nygards asked if he could take just one picture for himself: he got more than he asked for.

Norman Mailer, author of 'Marilyn: A Biography,' reads an excerpt on Monroe and her identity.

A relationship in pictures: Marilyn Monroe and Arthur Miller.

David Geffen’s far-reaching influence — as agent, manager, record industry mogul, Hollywood and Broadway producer, and philanthropist — has helped shape American popular culture for the past four decades. Notoriously press and camera-shy, Geffen reveals himself for the first time in the new two-hour documentary; premiering nationally on Tuesday, November 20, 2012 on PBS (check local listings).

A silent short: Marilyn Monroe's 'Ballerina' outtakes.

A silent short: developing a Marilyn Monroe photograph.

Sam Shaw's name isn't well known, but his photographs of Marilyn Monroe are. Here, Shaw's children reminisce about growing up around Monroe. Shaw was also the brainchild of the famous white halter dress shot from 'The Seven Year Itch.'

How Milton Greene photographed Marilyn Monroe... Greene was one of many photographers in and out of Monroe's life. But, they were closer than most. Monroe even lived with his family for a short time. More than anything, Greene shot her in such a prolific way. The 'Black Sitting' is just one of their many sessions.