Jimi House by Paul Archer Design features round window. Discovered via Dezeen. Like the James turrel window boxes the feature of a shaped window amongst a blank surround offers a scape from which to gain perspective of a common sight.
(modular glass idea could even be applied to the interior. Contrast with city light. Transparency) Vertical House, Paris by Aude Borromee and Weygand Architecte - Combining old traditional architecture with the modern