How about culture?

Gods

Melitele

Also known as the Great Melitele, the goddess of flowers, spring, fetus, nature and fertility. The high priestess of the temple is Nenneke. Worshiped mainly by people connected with nature, which are usually the farmers and lumbermen.  

Water Gentelmens

They are the object of worship bricklayers living and working in the swamps outside Vizima. Brickmakers, chaired by Mr. Vasco daily pray to their gods and put their fate in the hands of these mysterious creatures. Brickmakers communicate with the Water Lords, by the altar, which is located near the clay pits

Coram Agh Ter

He is the god of sudden and violent death. His priests are specialists in inflicting pain, suffering and throwing curses. One of his temples is in Mircia.  "- (...) We've come up to to Gelibol and destroyed a temple. To make matters worse, there was also a young priestess.
-What was the temple Nivellen?
-One plague knows Geralt. But it had to be bad temple. On the altar, I remember were lying skulls and bones, burning green fire. smelled like disaster (...)"