Chương 624: Chapter 624, the woman in Black!

Yang Tian and Bai song came out relatively late. They lined up behind a long line and moved forward slowly.

This mining area was an undulating mountain range with a circumference of hundreds of kilometers. It was surrounded by a thick metal wall.

Apart from trapping the miners, the metal wall was also a sign of territory.

Bai song told Yang Tian that there were countless mining areas of different sizes within the area of tens of thousands of kilometers.

The structure of this world was different from Yang Tian’s original world. It was an entire continent. There were also clouds and stars in the sky above the continent. When night fell, there were also stars in the sky.

This was somewhat in line with the ancient saying that the sky was round and the Earth was square.

In fact, from he Luoyang Li’s memory fragments, Yang Tian also learned about the structure of this world.