Kingdoms of Kalamar Campaign Setting Sourcebook (2001)

From the web:

The Kingdoms of Kalamar Campaign Setting Sourcebook contains everything players and GMs alike need to set their Dungeons and Dragons 3.0 campaign in the world of Tellene. It contains full color interior illustrations and maps, extensive details on all regions of the world and it inhabitants, notes on languages, gods and laws, and astronomical and currency data.