A colossal iceberg metropolis carved into a massive Antarctic ice shelf formation, towering crystalline spires reaching toward polar skies with internal glacial blue refraction, suspended透明 glass biodome districts floating above frozen pathways, sleek ice-prowling snowcraft navigating between glacial arches, sky gardens with cold-resistant alien flora cascading over frozen terraces, deep arctic blue and pristine white palette with soft aurora borealis illumination filtering through ice walls, epic horizontal shot with tiny silhouetted researchers on illuminated observation platforms emphasizes impossible glacial architectural scale, photorealistic, cinematic depth of field