View of stall and Arco do Castelo, entrance to Lisbon Castle, Alfama District, Lisbon, Portugal, Europe

View of stall and Arco do Castelo, entrance to Lisbon Castle, Alfama District, Lisbon, Portugal, Europe

View of cafe and Arco do Castelo, entrance to Lisbon Castle, Alfama District, Lisbon, Portugal, Europe

Castle of Arco from Mount Colodri, Arco di Trento, Trento Province, Trentino-Alto Adige, Italy, Europe

Climber on summit throwing a rope, Arco, Trentino-Alto Adige/Südtirol, Italy

Medieval castle ruins Castello di Arco and valley view to Valle de Sarco, Arco, Lake Garda North, Trento, Trentino-Alto Adige, Italy, Europe

View from the ruins of Arco Castle, Castello di Arco, climbing rock Croce dei Colodri and Sarca Valley, Trento Province, Trentino, Italy, Europe

Medieval castle ruins Castello di Arco, Arco, Valle de Sarco, Lake Garda North, Trento, Trentino-Alto Adige, Italy, Europe

Arco de los Gigantes arch with the castle church Santa Maria, Antequera, Andalusia, Spain, Europe