Paris' Notre-Dame Cathedral reimagined as if constructed by Space Marines from the Warhammer 40K universe, combining Gothic architecture with futuristic, battle-worn aesthetics. Detailed with massive, ornate power armor statues, towering spires resembling bolters and chainswords, and stained glass windows depicting epic space battles. The structure emits an aura of ancient grandeur and advanced technology, with banners of the Adeptus Astartes fluttering in the wind and an imposing Warhammer 40K emblem etched into the cathedral's facade --ar 16:9 --chaos 3 --s 555