When in Viet Nam, when we had all these colors around us. This is the first imperial palace you can see when you enter in the “Forbidden Purple City” in Huế. “Forbidden” is because only the emperor and some of his own councilors were allowed to stay or just walk there. “Purple” here refers to the Purple Forbidden enclosure, a group of stars in Chinese constellations where was supposed to live the Emperor of Heaven, according to the tradition.