Create a massive underground indust...
Create a massive underground industrial Minecraft base with a fully furnished interior. The build should feel like a secret military research facility combined with a futuristic industrial factory. Everything must be connected through tunnels, corridors, elevators, maintenance shafts, and catwalks. The entire build should be carved inside a huge mountain or deep underground cavern. General Style Massive underground facility. Industrial, brutalist architecture. Dark atmosphere with warm industrial lighting. Reinforced concrete look. Steel beams everywhere. Large machinery. Exposed ventilation pipes. Thick electrical cables. Warning stripes. Catwalks. Metal grates. Heavy blast doors. Yellow safety railings. Large support pillars. No empty rooms. Main Entrance Hidden bunker entrance. Huge bl
