The Tianhou Temple, dedicated to Mazu (the sea goddess), is the oldest building in central Tianjin, predating the city itself by almost a century. The compound includes the main hall, side pavilions, and a small museum of folk art and nautical history. Restoration work in the 1980s was done carefully and the temple feels genuinely old despite sitting at the heart of the busy Ancient Culture Street pedestrian zone.
The temple is still active: incense burns most days and worshippers come to pray, particularly on Mazu's birthday (the 23rd day of the third lunar month), when the street fills with processions, dragon dances, and traditional opera performances. Even outside festival times, the contrast between the temple's ancient courtyard and the souvenir shops directly outside is part of what makes Tianjin interesting.