C872 Inviting the Eighth Prince to Drink Tea at the Board of Punishments

Feng Yu Heng's understanding of this era's geography was not very thorough. First, she had not taken the initiative to learn about it. Second, this era did not have a complete map. For example, in the desert, nobody could say for certain how many countries were in the desert. It was just that the people had found ten. As for deeper into the desert