The Double-Ring Pavilion located within the Temple of Heaven in Beijing.
The Double-Ring (Longevity) Pavilion was built by Emperor Qianlong for his mother. The pavilion is located outside the west gate of the courtyard housing the Hall of Prayer for Good Harvest. It consists of two double-eave round pavilions conjpined like two connected rings.
It was built by Emperor Qianlong for his mother on the occasion of her 50th birthday. Originally situated in Zhongnanhai (Middle and South Lake) near the Forbidden City, it was relocated to the Temple of Heaven in 1977.