what is your favorite fictional city or town

[Akula Filiko]

I love all the Dwemer Ruins in Skyrim

[Kamoku]

I have two.

Rapture from BioShock.
The City of Ember from The City of Ember book (I only like the first book in that series (also I'm not sure if that's it's name in the book)).

I may have more but right now I forget the rest.

[MrRazot]

Rifton 
if not windfall island from windwaker

[Draco Vertolgr]

The imperial city or markarth to live in. and the u.s.g ishimura to go to for some R and R. ya know load up weapons set traps basicly go hunting but for pros

[Tails]

i would say tunuto from eternal sonata coz i think it is a great little town