It's like, um, everything that isn't this universe, man. Like, a bunch of other universes that exist in parallel or whatever.
Learn more about the Multiverse TheoryWe're not really sure. We've heard rumors of a guy named Zorvath who can do it, but he's really hard to find.
Read more about inter-universal travelWell, first you have to learn how to surf the Multiverse Stream. Then you have to find the right kind of cheese to offer to the Multiverse Golem. And finally, you have to be prepared to answer a million questions from the Multiverse Elders.
Get started with our Parallel Universe Navigation courseWe're not really sure. Our information is based on rumors and hearsay from a guy who claims to have met a guy who knew a guy who surfed the Multiverse Stream. But hey, it's better than the other sites that just give you boring old facts and figures.