Saint Chapelle, Paris, France - This Gothic chapel is considered one of the highest achievements of the Rayonnant period. It's most prominent feature is the upper level, which is encompassed by floor-to-ceiling stained glass windows.
"Nidaros Cathedral, Trondheim: the rose window. my ancestors built this church. It is the state church and coronation church of Norway. I've spent hundreds of hours sitting quietly in this beautiful cathedral I love rose windows.