黑暗黑曜石地底熔岩锻造洞穴

一个由黑色黑曜石构成的黑暗地下锻造洞穴。熔融金属的河流流经石质地面上的通道，在锯齿状的墙壁上投下橘红色的光芒。工业链条从天花板上垂下。蒸汽从地面嘶嘶冒出。

A dark underground forge-cavern of black obsidian. Rivers of molten metal flow through channels in the stone floor, casting orange-red light on jagged walls. Industrial chains hang from the ceiling. Steam hisses from ground