Langzhong Ancient China, Three Kingdoms Period,-220-280 AD, 2300-year-old City, Oldest culture, Framed for Geomantic & Astro culture. Influenced by religion, philosophy & Politics. King & Emperor focused on building temples. Curved Roofs said to ward off evil. Used colors of Black to represent descending to earth and red for luck, wealth & happiness. Buildings made of wood and painted.