Defensive fortification
A Medieval Marvel of Stone and Grace
Avila,Spain
Breathtaking views from an ancient summit
San Marino,Italy
A Time-Honored Bastion of Cultural Heritage
Jinzhong,China
A Miniature Version of the Great Wall in Europe
Sintra,Portugal
A Timeless Beacon of Historical Mystique
Baku,Azerbaijan
A Symbol of Maritime Glory and Historical Might
Lisbon,Portugal