16th century humpbacked bridge 16th century engineering masterpiece humpbacked bridge connecting in a single span the two banks of Santerno river in Emilia Romagna, Italy Copyright: xZoonar.com/GoneWithTheWindx 9638985

Royalty-Free Standard Commercial licenses are granted for worldwide, non-exclusive and perpetual use, unless specifically noted otherwise. All Royalty-Free transactions are final. The Royalty-Free Standard Commercial license has no limitations and covers up to 15 users.