The tomb was opened using something similar to a clay bomb.
A low rumble was heard, and then the soil suddenly sank a little. After that, Mr. Aqi's men began excavating in this area.
There's no such thing as a Luoyang shovel... It's said to be a high-tech era now, and that ancient tool is only used by small workshop experts or some lone wolves.
After digging out the entrance, it was time to measure the oxygen content in the pit and eliminate the gases inside first—no one knows if there are any harmful substances caused by chemical reactions in a tomb that has been silent for over a thousand years.
The waiting time was not long.
The map brought by Mu Xianghua is said to have been left by Xu Fu back then, and it contains a secret passage leading directly to the main tomb chamber. According to the record of this secret passage on the map, converting to modern units, it's about more than three thousand meters.
