San Francisco architecture tour, daytime, sunny weather, clear blue sky, Victorian houses, ornate decorations, steep roofs, colorful facades, intricate wooden details, vibrant flower boxes, narrow sidewalks, iconic cable cars, old street lamps, Alcatraz Island in the background, Golden Gate Bridge partially visible, tourists walking with maps, casual clothing, cameras around necks, warm lighting, high-angle shot, 3/4 composition, shallow depth of field.