The Kingdom of Rethem includes one walled town, five castles and 19 keeps.
Walled Town: Golotha
Castles: Ithiko, Menekai, Shostim, Techen and Tormau
Keeps: Arketh, Bedenes, Bekar, Chakta, Dasen, Henwe, Hyen, Ithius, Norienar, Omnis, Phira, Quiso, Quste, Senun, Themeson, Thiri, Weseda, Winen, Zaza
Other useful information can be found in Greatclans of Rethem, Major Knights of Rethem
Ezar's War and Thard - River of Empire.