It wasn't until the project was finished that coins, featuring Trajan’s bust on the obverse and a camel on the reverse, appeared commemorating the acquisition of Arabia. These coins were minted until 115, at which time the Roman imperial focus was turning farther eastward. The road links not only Bostra and Aqaba, but also Petra and was continued by a "caravan road" south the coast of western Arabia until the port of Leuce Kome.