Screenshot from the game.
Infinity Dungeon is a Minecraft map released in 2013 by Jigarbov. It is a randomly generated dungeon crawler made for single or multiplayer. Every spawner, every room and a lot of chests are randomly selected and placed into the world for players to explore and conquer. This map was an instant hit with over 100,000 downloads. It requires 1.8 or higher to play, like Simburbia.