This  is a huge mega-dungeon comprised of six separate map sections! When the six separate map sections are combined, they make a huge mega-dungeon!

"Mega-Dungeon 3 Map Set" (MD3)

Each map section includes 70 ppi versions for online play.
Each map section includes 300 ppi versions for commercial quality printing.
Each map section includes a 70 ppi and 300 ppi gridless version.
Each map section includes a 70 ppi and 300 ppi grid version.
Each map section includes a smaller GM PDF version with sections for GM notes.
Each map section includes a 300 ppi printable PDF file for both the grid and gridless versions.