For me the symmetry of the architecture reflected in the symmetry of the picture draws the eye inwards. The depth given by the contrasting colours of silver and gold, highlighted by the deep blues of the paint is quite magical.
Ed - Others have written eloquently about the outstanding work of your photo presenting the amazing details of this cathedral. I won't try to replicate what they wrote, but simply concur. Thad
Think about the photo before and after, never during. The secret is to take your time. You mustn't go too fast. The subject must forget about you. Then, however, you must be very quick.
Henri Cartier-Bresson
Tanju