A city in Louisiana, southern state of the USA.
Known as a place with lots of music, particularly jazz and gambling (shown by the poker games Stanley plays and the whole structure of Streetcar, being like one big poker game).
Blanche’s refined tastes, including her dislike of vulgarity, reflect the values of the old South.
Wealthy Southern families, likely to have adhered to slavery, losing their money was highly romanticised in forms of literature and cinema. Blanche's family would have probably been built on slavery.