Upper Dominion is the uppermost section of Calaran, the capital city of Dundrel. This section of the capital house the wealthiest members of the Calaran community. It also houses corporate buildings. It's generally considered the most serene and secure part of the capital.
Base Sector is the middle section of Calaran, the capital city of Dundrel. This section of the capital houses the civilian population, and is the place where most of its inhabitants work and tend to their daily business. It's the most crowded section of Calaran.
Underworks is the lowermost section of Calaran, the capital city of Dundrel. It is a major hub for organized crime and otherwise illegal activities. Only the impoverished or evil inhabit this section of Calaran. There's a lot of prostitution and gambling. It's a very dangerous place for anyone not protected by a syndicate. It's often very dark and dirty, since it's all the way at the bottom of Calaran.