The Roman Empire was known for its extensive road system and postal service, which facilitated communication, trade, and military movement across its vast territories. The roads, built primarily of stone and concrete, connected major cities and provinces, allowing for efficient transportation. Additionally, the Empire established a sophisticated postal service called the "Cursus publicus," which utilized mounted couriers and rest stations to deliver messages and goods swiftly. This infrastructure was crucial for maintaining control and governance over the expansive area of the Roman Empire, contributing significantly to its economic and political stability throughout its history.