An arch is a curved structural member that spans an opening and supports loads from above, characterized by wedge-shaped blocks known as voussoirs. The central block, or keystone, locks the arch in place, ensuring stability. Arches are renowned for their ability to span wide openings and carry substantial loads, making them integral to architectural innovation.
The ingenuity of Roman engineering is a hallmark of their enduring empire. At the core of Roman success lay an expansive network of roads and bridges, which served as the backbone of their infrastructure. This network was not merely a means of transportation; it was a strategic tool that enabled the empire to thrive.