Silhouette of the man in underground tunnel

1 person abstract against the light aisle architecture atmosphere atmospheric backlighting backlight shots backlight shot back light backlight backlit photo backlit backlit buildings building cities city corridors corridor dark dreary futuristic geometrical geometric gloomy guy human being industrial industries industry local traffic local transport males male man men metros metro metro mood municipal one person outline passage passenger traffic pedestrian subway people persons person public transportation public transport short range public transportation short range transit silhouette silhouette single person stations station structure subways subway subway town tunnels tunnel u bahn underbridges underbridge underground tunnel underground underpasses underpass urban environment urban walkway