
Looking closer, you could see that it was an unusual statue of a human with wings that looked as if it was "crashing" into the building. After snooping on the internet, I learned that I had unwittingly found the other statue of Lucifer the fallen angel. It certainly looks as if it could be very painful - as falling from Heaven and the grace of God might pain you.

There is more information on the statue in an article done by El Pais, the Spanish newspaper (this article is in Spanish)
The other statue of the "fallen angel" Lucifer was something I encountered on one of my last trips to Madrid, and stands atop a fountain in el Parque del Buen Retiro:

The two statues look very different, but either way, it is well depicted the pain and terror that I am sure they were trying to tell the story of.
