On the eve of a triennial lunar festival, hundreds of people flock to Three Sun Square in advance of Shabe Taabaan, the Brilliant Night. But soon the characters learn that in Akharin Sangar, nothing is as plain as day or night. Journeys through the Radiant Citadel is an anthology of exciting adventures that explore the cultures and myths of 15 different realms. A four-hour adventure intended for 11th-level characters, but open to 11th through 16th-level Forgotten Realms characters.