Natural Fortress is a landscape that's usually a mountain side, small hills, rock formation, and etc. that provides natural protection or to serve as a defensive HQ.
Overview[]
A natural terrain is typically used by military commanders to provide protection from enemy attacks by taking advantage of the natural defensives.
Strengths & Weaknesses[]
Broken Path.
A natural fortress provides a great strategic importance with the terrain creating a great defense that involves turning the natural landscape of a region into a fortress. The Strategem of Broken Paths with Divisible paths that can't be seen from the bottom. It is rare to see a general capable of incorporating fort construction into his tactics. Mountain tribes that are experts in performing warfare in mountainous area.
Story[]
Sanyou Campaign Arc[]
Mou Gou and Ou Sen of the Qin army used this in defending themselves against Ren Pa.