Answer:
The Roman Empire learned the techniques of building structures from the Etruscans in the early period. Etruscans were famous for building roads, bridges along with houses, tomb. Roman highly influenced by their structures of Etruscans and obtained the techniques of building arches which can be seen in Perugia.
Temple of Jupiter Optimus Maximus is one of the examples of Roman building which was influenced by the Etruscan architecture.
