New Orleans Treme' Walking Tour. Adjacent to the French Quarter district in New Orleans is Treme' (pronounced Tre-May), the oldest African-American neighborhood in the USA. The New Orleans Treme' Walking Tour takes in the major landmarks and locales of this cultural watershed, stopping at Storyville and Congo Square, while discussing jazz greats such as Troy 'Trombone Shorty' Andrews and Alphonse Picou. Book and Save 7%! New Orleans Treme' Walking Tour.