Zhang Yuan found himself in a massive corridor.
The corridor was about three feet in height and width, which made it feel very spacious, enough for two carriages to pass side by side.
The walls, ceiling, and floor of the corridor were all lined with thick stone slabs. You could clearly see the seams where they were joined, but each slab was polished very flat and had vivid murals engraved on the surface.
At intervals along the left and right walls of the corridor, there were ancient stone wall lamps, each with a cluster of flames burning brightly, illuminating the long passage in minute detail.
Ancient City Underground Palace?
Zhang Yuan realized that by sheer accident, he probably found the real treasure spot.
Or more accurately, the area where the treasure was located!
The next moment, he heard a familiar scraping sound and instinctively looked up.
