Unprecedented archaeological finding: 2,000-year-old tunnel connects two ancient cities

During excavation work in central Italy, a group of archaeologists found a tunnel that could change what is known about connectivity between ancient cities. The structure, completely underground, has an estimated antiquity of more than 2,500 years and connects the city of Viterbo with other nearby localities. It is a corridor three meters high by two wide, excavated in volcanic rock, which has aroused great interest in the scientific community. …