From the back cover:
A MEGADUNGEON FOR CHARACTER LEVELS 1-10
A Thousand-Year-Old Dungeon Mystery Waiting To Be Solved!
The end of one empire sees the birth of a new one deep within the earth. Born in the forgotten chambers and caverns of age-lost Thracia rises a formidable foe: the Minotaur King, along with his host of dogfolk, gnolls, lizardfolk, and others.
Some say even Death itself lingers in the Caverns of Thracia, ready to claim any who stumble upon its unholy chapel. The secrets of Thracia are manifold, its treasures thrice that.
Do you have the mettle to survive… the Caverns of Thracia?
The Caverns of Thracia is a complete mega-dungeon setting that supports a full-year campaign!
Takes characters from levels 1 through 10
6 vast dungeon levels
150+ detailed encounter areas
45+ fully-developed new monsters and NPCs
35+ new magic items and spells, plus one new divine domain
Plenty of opportunities for combat, exploration, and social interaction with interesting NPCs
Tribute essays from professional RPG designers
A full reprint of the original The Caverns of Thracia by Jennell Jaquays