Deep underground, by calculating the steps, Nian Bing estimated that he and the seven Elders were probably about five hundred meters below the ground. Indeed, it was worthy of a sect that had been established for a thousand years! Such a massive project, how much manpower and resources would it take to complete?
While thinking, he was brought to a stop in an underground square. This square was about thirty meters high and had a diameter of two hundred meters. The spacious square was entirely built of granite, and Nian Bing could clearly feel the strong magical aura emanating from those already hard granites.