A lot of people from Bratislava will not recognize where was this taken. I wouldn't either a few weeks ago. But now I know, that this is the ceiling in the historical building of the Slovak National Theater. The light in the middle is also very interesting. It's created from hundreds of old style light bulbs and can be switched into different configurations, of which ones are turned on.
more info on this photo can be found on my blog http://blog.hdrshooter.net