“The archeological site that adventurers-” - the contempt with which she says the word is barely disguised - “have taken to calling the Imperial’s Maw was entrusted to our clan by the Weaver herself.”
”If it were up to me, the only people allowed within a mile of this place would be heavily armed academics, but our gracious Progenitor has seen it fit to invite any creature with a pulse to stroll in and loot everything they can carry. Since you don’t look like a complete oaf, I can give you the basics - but anything further you’re going to have to figure out for yourself.”
The Imperial’s Maw is a dungeon-like structure created from ages of civilizations being drawn to the area and building on top of each other, over and over and over again. The dead cities get pushed down deeper into the earth as the living continued to build higher, leading to the unfathomable size it is today. The mountains surrounding it are not “natural”; the caves plunge far below sea level.
Atelier Estate has an army of researchers exploring every facet of the Maw, from anthropologists to xenobiologists, but the caves are large and dangerous enough that the Progenitor has issued an open call to any dragon or beastclan who is brave enough to explore the depths: get rich, or die trying…
Bullet points about specific layers below!