C1000 Strange City
Under the setting sun, Gu Fei and the others, following the guidance of the divine general Tianxiong and the old Daoist Zi Yang, arrived at a town. The town was not big, but it had a tall and big city wall.
The city walls were constructed from large pieces of bluestone, and every bluestone was probably over ten thousand kilograms. This was the toughest city wall Gu Fei had ever seen.
Of course