C196 Bronze man

After entering the crevice, what entered his sight was a huge stone door. The two of them stood in front of the stone door like two ants.

According to the topography, there should be a huge underground cave here. As for the stone door, it was right in front of him. There was no doubt about it. The road was behind the door.

However, how to open the stone door in front of him was still a problem