The Firebird-Russian Folklore. The firebird is symbolic of light and it is said that when one feather from the tail of the firebird falls to the ground, a new artistic tradition is born, hence why it is such a popular motif amongst artists.
The castle -- He didn't know whether to fear, or embrace the sunlight. How rare it shown, and yet, how brightly it lit the shadows. When things are in darkness, secrets can be kept. But light had a strange way of unearthing even the darkest truths.