Martha, my good friend and author, has just forwarded to me a write up on the Voronet Monastery in Romania.
Unknown to her, the painted church at Voronet was the inspiration for Pavlava church I described in the novel.
Here is the link. Awesome place.
http://mybyzantine.wordpress.com/2011/07/05/voronet-monastery-romania-if-youve-only-got-time-for-one-monastery-this-is-it/