When you go on the boarder of a chunk and look at a certain direction, the world will disappear at the side of your screen. You have to look at a certain angle to see it. Maybe something to look at?
-Will
Environment
Dell XPS Intel(R) Core(TM) i7-4790 CPU 3.60GHz - 64-bit Operating System - x64-based processor - 12.0 GB RAM - Windows 8.1 - NVIDIA GeForce GT720
Dupe of MC-63020