After walking about fifty or sixty meters, the front was bright and there was a big hole in it.

There are holes in the cave, and the abdomen of the cave is a wonder!

The two never imagined that after the gloomy cave, there was such a beautiful sky as the stars!

The cave is about 450 meters high and 780 meters long and wide. The most strange thing is that the cave is not a black one, but a colorful light flashing everywhere. At a glance, it looks like a beautiful star pattern, white, blue, green, blue, purple and red light, which was photographed in astronomical glasses. Almost all...