Braavos, Westeros and the Dothraki Sea
Catching up after the outage, here's a slew of maps from Braavos to Westeros and the Dothraki Sea:
The Dothraki Sea
The Free City of Braavos
Detail top down plan of Braavos
There's a post on my site corresponding to each map (link in the caption) with detail shots - from individual castles in the map of Westeros to the hundred of houses in Braavos.
© George RR Martin, 2012, used with permission.