I'm an architecture buff, particularly urban architecture of the 20th century --- and I almost always have a special dual interest in jazz album covers that have buildings, street-scenes, cityscapes, or other "structural elements" featured on them. Post any and all you know of here in this thread!!! Lots of obvious choices which I'm sure will be posted in due time, so I'll start with a couple I wasn't familiar with, that I just stumbled on while looking at The Bastards' website...