There is a Dunmer City, and they have said that there will be variety of the major cities in culture, though most will have a foundation of nordic culture. And there's most probably smaller towns and villages that have cultural influences from the south, if you're in the south of skyrim.
At the initial stage of the quest purification in the dark brotherhood, when Lucien Lachance was all like, "Purification, blablablabla, kill everyone" in a dreadful voice i thought he was real cool, but then when i asked him of rumors he was like, "Did you hear about the anvil chapel massacre, bla bla priests and priestesses murdered alike bla bla bla" in a retarded fearful voice. Kind of destryoed the feeling of his awesomeness....