Noticed (and admired) lately: interior walls with windows to allow light to pass from room to room, especially important during the winter months.

Above: A bathroom in a Paris apartment; via the Living Agency.

Above: A window in a stairway landing; from the portfolio of Sheila Narusawa Architects.

Above: A Paris atelier from the portfolio of Sarah Lavoine.

Above: Meg Ryan's kitchen in Martha's Vineyard, via Elle Decor.

Above: Clerestory height windows from the portfolio of photographer Per Gunnarsson.

Above: A bedroom in a Paris atelier, via Sarah Lavoine.

Above: An apartment found on 1st Options.

Above: An interior from the portfolio of Sarah Lavoine.