This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
milan milano italy italia hall architecture building View inside the Galleria Vittorio Emanuele II shopping arcade adjacent to the Piazza del Duomo Cathedral plaza in Milan. There are numerous stitching errors in this panorama but still like the way it turned out. See also the version on Photosynth. View inside the Galleria Vittorio