Roman architecture is known for its grandeur and innovation, characterized by the use of arches, vaults, and domes. The Romans mastered the use of concrete, allowing them to create large structures like the Colosseum and the Pantheon. Their designs often incorporated columns and elaborate facades, reflecting influences from Greek architecture. Public buildings, temples, and aqueducts were essential to Roman urban life, showcasing their engineering skills. The Roman Forum served as a central hub for political and social activities, while amphitheaters provided entertainment. Overall, Roman architecture laid the foundation for many modern architectural practices.