Minecraft - Building a 12 Sided (Faux Circular) Tower - Multisided, Pol...

Mungo Darkmatter builds a 12 sided tower.  You cannot build circles or cylinders in Minecraft because everything is made of cubes. The best you can do is to create a faux circle or cylinder by using a polygon. Here's how to do it, and make your towers a bit more interesting by making them multifacetted.