11th annual SoCal Architectural & Design Expo, modern convention center, sleek glass walls, polished marble floors, crowded exhibition hall, various architecture models, futuristic designs, innovative materials, 3D printing displays, sleek lines, minimalist booths, professional attendees, architects, designers, engineers, business casual attire, laptops, tablets, design software, bright overhead lighting, panoramic view, wide-angle shot, busy atmosphere, daytime, natural light pouring in through skylights.