Along with its many other innovations, the Roman Empire revolutionized architecture with never-before-seen features, such as large-scale arches and dome roofs. And many of these structures still stand ...

Travel throughout much of Europe today and you’ll find traces of the Roman Empire everywhere. Amphitheaters, aqueducts, walls, bridges, forts and other structures built centuries ago are still ...

(CNN) — Along with its many other innovations, the Roman Empire revolutionized architecture with never-before-seen features, such as large-scale arches and dome roofs. And many of these structures ...

While technology and construction have progressed rapidly in recent years, allowing structures to be built taller and faster than ever, remnants of colossal ancient monuments remind us that ...