Rivia is the capital of the Rivia dominion, which is in personal union with the state Kingdom of Lyria; both countries are ruled by the Queen Meve in novels and most of adaptations. Rivia is the winter residence of monarch, when he or she is in Rivian castle white and blue flags can be seen. The city is located in the west of the country, on lake Loc Eskalott, near the Mahakam mountains.
The castle is located to north while city to south of the lake. The city suffered a great deal of damage during the Second Nilfgaard War but not to the extent as Vengerberg in Aedirn. The financial situation was the cause of enriching the speculations and the spread of racism towards non-humans in this city, blamed for most of bad. Because of this and lot of other factors a terible Rivian Pogrom later takes place.