Oslo being the first Opera House in the world to let people walk on the roof of the building. The foyer and the roof are also used for concerts as well as the three stages. Most great Norwegian authors have lived in Oslo for some period in their life. For instance, Nobel Prize-winning author Sigrid Undset grew up in Oslo, and described her life there in the autobiographical novel "Elleve år" (1934; translated as "The longest years"; New York 1971). The playwright Henrik Ibsen is probably the most famous Norwegian author. Ibsen wrote plays such as "Hedda Gabler", "Peer Gynt", "A
Greta Gynt Is a Woman" (1957) and the lead in "Morning Call" (1957), and "The Crowning Touch" (1959). Gynt had a support role in "Bluebeard's Ten Honeymoons" (1959). Her last film was a Columbia Pictures release, "The Runaway" 1963 (released 1966) in which she played the lead. Reportedly, she adopted the name Gynt after she heard a pianist playing Edvard Grieg's "Peer Gynt Suite" in a hotel in London in the late 1930s. In her 1938 radio interview with NRK she states her husband exclaimed "What's this?" and her name was born. Gynt was married four times. Her last husband was Frederick