Lost? Go back to the beginning.
A lightning quick recap haiku.
In the midst of sky
Unfamiliar blocks shroud the sun
The world is saved.
The last part sounds ominous and heroic. I like it.
Talking about Minecraft Regions
Go into the game, generate a world with a random seed, walk around for a bit, and then quit. Here’s what you might see gets produced in your Minecraft saved games directory (I called my world ‘testworld’).