Possible Clues:

• Port at the head of the Adriatic Sea
• The largest port on the Adriatic Sea
• Where Jan Morris explored the meaning of Nowhere?
• Italian port on the Adriatic Sea
• Adriatic port, Habsburg since 1382, annexed by Italy in 1918
• Italian port, very French, inspiring one with time on vacation
• Italian Adriatic port
• Port of eastern Italy
• Hears what's before do in European city
• Northeast Italian port