After the damage and destroy of China's Cultural Revolution, Tibetans began to rebuild the religious houses and religious monasteries as well since 1980. Actually if you are enthusiastic of Tibet, you will find the religious houses and religious monasteries are the symbol of Tibetan architecture.
Tibetan people loves colorful things and dress themselves in different color. Dressing, decorating, dancing and singing seem like the gifts of the Buddha, which almost every one is good at it.
Inside of Tibetan houses, Tibetans usually paint the auspicious pictures in the wall and decorate the parlor with blue, green and red laces. The three laces literally stand for the blue sky, the holy land, and the ocean.
Whatever the folk houses, or the aristocratic residences, there is a special room for worship the Buddha. The design and the decoration of the room are showing the their respect to the Buddha. In Shigatse, Tibetans like to draw the sun and the moon on the door. In Qamdo, people are always painting colorful pictures on the window the walls outside.
There are some other tips for you to distinguish the different Buddhism sect of the master if you are interested.
At first you should pay attention to the decoration of the wall, which literally shows the Buddhism sect of the master. For example, in Sakya area, people usually paint white laces on their walls. Then still paint red, blue and gray on the white area. So there are actually 4 kinds of colors on the wall, white, red, blue and gray. This is one of the ways to show their Sakya Buddhism Sect in this area.
Ramoche Temple is well known of Lhasa, which was originally strongly influenced by the religious architecture style of Tang Dynasty.