This being a collection of common, uncommon and not so widely known bits of canonical information about Cormyr.
BIG GIANT EDIT: the contents of this thread are being moved, bit by bit and word by word, to the Cormyr page of the brand spanking new Forgotten Realms section of the Vorpal Games wiki, hosted right here at Loremaster.org.
Ballads, Books, Chapbooks, Plays and Poems
Fairs and Festivals
Gangs, Miscreants and Thieves
Places Not on the Map
The Royal Court
The Royal Palace of the Purple Dragon
Words and Phrases Likely To Be Heard In Cormyr and Nowhere Else