War Bunker Corridor - HDR

war bunker corridor hdr tunnel alley way alley-way exit entrance entry entryway portal passage passageway passage-way san francisco sf california californian usa us united states america american marin headlands building architecture architectural structure edifice landmark land-mark mark construction old age aged worn weathered grunge grungy grunged grunginess grime grimy griminess grit gritty grittiness dirty crack cracks cracked history historic historical military militaria fallout stone concrete wall walls walled travel tourism touristic inside interior indoor indoors outside exterior outdoor outdoors high dynamic range wide-angle wide angle converging converge perspective composition symmetry symmetric symmetrical geometry geometric geometrical line lines linear dark darkness obscure obscurity gloom gloomy somber sombre bright light shade shades shadow shadows highlight highlights contrast contrasts contrasted contrasting black white grey gray brown maroon yellow stock resource image photo photograph picture free somadjinn nicolas raymond