Last Friday, you could read about the groups in the Nations Cup over at ClanBase. You can read more about it in » this newspost. Today, they released a list of maps, which they call the 'mappool'. The maps that are going to be played in the Nations Cup at ClanBase are:
Guillotine 1.0
JR Memory 1.5 WCG Dahlia of Jungle
U-Boat
Nostalgia 1.2 Sin Gaema Gowon 2.1 WCG Lost Temple
Neo Silent Vortex Neo Vertigo Neo Blaze New No Way out Blade Storm 1.5Except for the map list, they also added a bit of information about the 24 nations divided into four groups. Not much information yet though, mostly contact stuff about the nation captains. If further information about the nations, or other news regarding the StarCraft Nations Cup, we'll keep you posted.
Links
ClanBase - StarCraft Nations Cup home
GosuGamers - Download the maps you need here