See the engineering feats that brought Rome to power in the ancient world. From Julius Caesar and the end of the Roman Republic to the birth of an empire that would transform Europe, North Africa, and ...

Construction of the Inka Road stands as one of the monumental engineering achievements in history. A network more than 20,000 miles long, crossing mountains and tropical lowlands, rivers and deserts, ...

New findings from an international team of archaeological researchers highlight the complexity of geopolitics in Aztec era Mesoamerica and illustrate how the relationships among ancient states ...