Hall of the Supreme Principle

The Hall of the Supreme Principle (simplified Chinese: 太极殿; traditional Chinese: 太極殿; pinyin: Tàijídiàn), also known as Taiji Hall, is one of the Six Western Palaces in the inner court of the Forbidden City. It is situated west of the Palace of Eternal Longevity, north of the Palace of Eternal Spring, and south of the Hall of Mental Cultivation.