Graveyard of Civilization

Vernal swore that even though he had discovered many miracles in the civilized world, he had never been so shocked before.

An open space near the size of a football field was in front of him. The ceiling was about a hundred meters high. The square stone steles were like chess pieces on a chessboard, planted all over the open space. The smooth and flat surfaces were like mirrors. The edges and corners were sharp, like they were cut by a knife.

What was amazing was not the huge amount of work akin to the terracotta warriors, but the fact that even after billions of years, there weren't any scratches on the stone surfaces.

"God… This is incredible."

Professor Vernal took a trembling step forward. He walked past Schultz, who was dumbfounded, and walked to the nearest stone monument. The old professor reached out his trembling right hand and pressed his palm on the flat and smooth surface.

"This is a cemetery…"