List of Roman bridges

Columns: Name | River | Town | Country | Spans
Apollodorus Bridge ( or Trajan 's Bridge ) | Danube | Turnu-Severin / Kladovo | Romania / Serbia | 21 x > 30 m | Caesar 's Rhine bridges | Rhine | Koblenz | Germany | c. 26 spans | Chesters Bridge | North Tyne | Chesters | England | 4 x S | Constantine 's Bridge | Danube | Corabia | Romania / Bulgaria | ? | Cornelius Fuscus 's Bridge | Danube | Orlea | Romania / Bulgaria | ? | Justinian 's bridge | Siberis | Sykeon | Turkey | 8 x 5.4-9.6 m | London Bridge | Thames | London | England | ?

Example questions:
What Roman bridge crosses over a river that contains over 80 islands ? | What Roman bridge is located in the town where Karl Marx was born ? | Which Roman bridge is located in the country whose capital is Ankara ? | What country is the Roman bridge whose construction was ordered by Ancus Marcius around 642 BC located in ?

Answers:
London Bridge | Römerbrücke | Justinian 's Bridge | Italy