What made Blade Runner such a revolutionary visual feat, and one of the most pardon the pun, replicated films in recent cinema, was that the vision of the future displayed by director Ridley Scott, cinematographer Jordan Cronenweth and the art and production design team not only contained your typical sci-fi future conventions (IE flying cars and artificial intelligence), but accounted for the how the present and past would integrate over time, as well as being cognizant of the impending multiculturalism of our cities. Gone are the antiseptic nearly exclusively interior sets of THX-1138 and Logan's Run, replaced with a film noir dark palette.
Part of this aesthetic includes incorporating classic architecture amid the futuristic developments, including the Frank Lloyd Wright designed Hollyhock House which serves as Deckard's home and Downtown Los Angeles' historic Bradbury Building, home of Replicant designer J.F. Sebastian. Across the street from the Bradbury Building is the Million Dollar Theatre, which you can see in a few shots: