The Aqua Marcia was the longest of Rome’s aqueducts, running nearly 60 miles from its source in the countryside to the heart of the city. It was built between 144 and 140 B.C. by Julius Caesar ...

144 B.C. Work begins on Rome’s longest aqueduct, the 56-mile-long Aqua Marcia. The city has doubled in size since the last channel was built. 33 B.C. After the chaotic civil wars Octavian (later ...