The Best Lighting Showrooms Littleton - Galleria Lighting is a premier lighting showroom providing the most competitive pricing on lighting products with a wide variety of unique and professional lighting designs. Galleria Lighting is your one-stop shop for all your lighting needs like decorative chandeliers, floor, and table lamps, vanity, recessed, track, and landscape lighting with energy-efficient options. Enlighten your home with experts you can trust.