Jurgen: Thanks for commenting. Here are the links for the 3 previous pictures of this series.

Urban pattern

Somewhere in the city...

Glass magic

Tom: Thanks for the feedback.

Loupey: I have been correcting barrel distortion until the windows you are reffering at look straight but there might still be some distortion or perhaps it is an illusion. Either way, I see what you see, the effect is odd. Thanks for commenting.

Seb