Grand, majestic Saint Peter's Basilica, Renaissance-style architecture, ornate details, intricate carvings, colossal columns, grand dome, Baroque-inspired decorations, golden accents, marble floors, high ceilings, stained glass windows, ornate chapels, intricate mosaics, statues of saints, grand altar, beautiful frescoes, dramatic lighting, symmetrical composition, wide-angle shot, warm ambient light, cinematic atmosphere.