In the Mahavira Hall of Jingtu Monastery, floats a universe of wood. Tens of thousands of small, precisely cut blocks and strips form nine sunken panels, or caissons. The structure is a masterpiece of Jin Dynasty engineering from 1184, a style of construction known as “Eight Gates and Nine Stars.” At the center, two golden dragons coil, their carved bodies seeming to swim through the dark wood. Around them, miniature celestial pavilions echo their form, complete with tiny eaves, brackets, and railings. The architect Liang Sicheng called this work a “unique national treasure,” so exquisitely crafted as to be divine. It is a reminder that the building was once part of a much larger complex, established by imperial order in 1124. The original monastery included a mountain gate, bell and drum towers, and multiple halls arranged in sequence. All were destroyed during the Cultural Revolution in the 1960s. Only this hall survived. The Qing Dynasty murals on the walls below show Buddhist figures in a traditional folk style, but the ceiling is the building’s original statement. It embodies a technical and artistic vision that has almost vanished. For centuries, this wooden cosmos was a private sky for monks and devotees. Now, it is the heart of what remains, a testament to what a single, surviving room can hold of a long and fractured history.