High-resolution, highly detailed, dark and misty, cinematic, spy telephoto. 

An epic-scale top secret military mega-structure made of concrete and metal, built on a snowy mountain above the cloud-covered Swiss Alps. The world's largest military base. Angular shapes, sinister evil building, Soviet cold war era. Snowstorm, blizzard, bad weather. Intricate details <lora:add-detail-xl:1>, cinematic composition, film grain, anamorphic lens. Radar, large satellite dish, military, telecommunication, military cargo trucks, white digital camouflage humvees, offroad vehicles, tracked vehicles, military operation, slivers of sunlight, god rays, stormy. amber indicator lights, hangar sign: "K2", ((blue hour))