Cao Dai is a syncretic religion that originated in Vietnam in the 1920s. It combines elements from various faiths, including Buddhism, Taoism, Confucianism, and Christianity. Followers believe in a supreme being and seek to promote peace and unity among different religions. The religion emphasizes the importance of spiritual development and moral living. Its followers, known as Cao Dai practitioners, participate in rituals and ceremonies held in colorful temples, which often feature symbols from the various faiths it encompasses. The ultimate goal is to achieve enlightenment and harmony with the universe.