It is now known, however, that they were true Arabs - as the proper names on their inscriptions show - who had come under Aramaic influence.
Under the Empire we hear no more of it, and no traces of antiquity, beyond inscriptions, remain.
A large number of milestones and other inscriptions relating to its repair at various times are known.
The Temple of Inscriptions, one of the largest and best preserved, is distinguished chiefly for its tablets, which contain only hieroglyphics.
Many inscriptions and ancient fragments may be seen built into the houses; in front of the Madonna delle Grazie is a bull in red Egyptian granite, and in the Piazza Papiniano the fragments of two Egyptian obelisks erected in A.D.