Ancient Roman architecture, grandiose marble columns, ornate carvings, arches, domes, intricate stone sculptures, solemn atmosphere, Pantheon-inspired design, Colosseum-like amphitheater, versus Ancient Greek architecture, iconic Parthenon-style pillars, friezes adorned with mythological scenes, pediments, metopes, triglyphs, statues of Olympian gods, serene and harmonious ambiance, surrounded by olive trees, Acropolis-like hilltop setting, warm Mediterranean sunlight, subtle shadows.