The Red Pyramid of Bishara

The Red Pyramid of Bishara to have a key. The keeper of this key, one Ludmilla, was apparently a resident of Castle Wulfenbach at the time that both Gil and Tarvek were students there, and this was apparently after the key was lost to an adventurer who defeated her champion, Thegon Ba'kont, who she still subsequently married.

Possibly relevant outside information
In St. Petersburg, Florida, in the year 2000, for the SPIFFS Folk Festival on the weekend of March 11-12, Macari Bishara, then president of the St. Petersburg International Folk Fair Society, built a miniature pyramid from wood, attracting some attention in the media.