All-World

All-World" is the universe known as "Keystone Tower". It is the only universe in the multi-verse that contains the Dark Tower in its true physical form. It contains regions, such as Mid-World, End-World, Out-World, and In-World. It is a world in which time and space is directly affected by the status of the Tower and the Six Beams.

Known works of Fiction include Stephen King's "Dark Tower" Series.