3. Concrete and Construction

The Romans revolutionized building with their invention of concrete, a material that proved stronger and more adaptable than anything previously known. This innovation enabled the creation of enduring landmarks like the Pantheon and the Colosseum, whose domes and arches still inspire awe. Roman concrete’s unique formula, which included volcanic ash, set the stage for modern construction techniques and materials. Today’s skyscrapers and bridges owe much to these ancient advancements, blending strength with architectural beauty. More info on the secrets of Roman concrete.