Number of inhabitants: 260.000
World heritage: Cologne Cathedral
Number of inhabitants: 50.000
World heritage: Historic Centre of Tallinn
Number of inhabitants: 11.000
World heritage: Alto Douro Wine Region
Number of inhabitants: 84.000
World heritage: Pitons, cirques and remparts of Reunion Island
Number of inhabitants: 1.600.000
World heritage: Nemrut Dag
Number of inhabitants: 8.000
World heritage: Srebarna Nature Reserve