C250 Mysterious Altar

I didn't know how to describe the scene in front of me with words, because it was so weird, so weird that I couldn't breathe, and my whole body was frozen in place!

If the entire underground was constructed using a mountain that Wu Zhong had dug up, then this would be the highest point of a deep mountain that would be dug up, forcefully digging out a huge platform the size of half a basketball