If you love interesting bookshelves, I recommend Bookshelf, by Alex Johnson. Lots of unusual and interesting bookshelves.
So jealous right now. Move me in!
untitled piece by Job Koelewijn (2005) via Iconic books
Wall-mounted bookmark by ES Collection, available at Sleek Identity
Bookshelf at D’Espresso, NYC
I also loved the beautiful shot of the Stockholm library.