Meet Mineways, a free program that allows you to "interactively select a model from a Minecraft world map and render it, or send it to a 3D printer or 3D printing service such as Shapeways." Looks like a lot of potential here... Minecraft modeling is very intuitive - you could easily create your own miniatures. Even cutaway views are possible.
Running a Kickstarter: Lessons Learned
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