South Gate Bridge over the River Lee, Cork City, County Cork, Munster, Republic of Ireland, Europe

View of Golden Gate Bridge from Baker Beach at sunset, South Bay, San Francisco, California, United States of America, North America

View of Golden Gate Bridge from Golden Gate Bridge Vista Point at sunset, South Bay, San Francisco, California, United States of America, North America

View of Golden Gate Bridge from Baker Beach at dusk, South Bay, San Francisco, California, United States of America, North America

Woman, women, biking, Bridge and South Gate of Angkor Thom, Angkor, Siem Reap, Cambodia

Detail, statues of Asuras on bridge of South Gate, in Angkor Thom, Siem Reap, Cambodia

Detail, statues of Asuras on bridge of South Gate, in Angkor Thom, Siem Reap, Cambodia

Bridge with sculptures leading to Giant Gopuram, south gate, Angkor Thom, Angkor Wat, Unesco World Cultural Heritage, Angkor, Cambodia

Bridge with sculptures leading to Giant Gopuram, south gate, Angkor Thom, Angkor Wat, Unesco World Cultural Heritage, Angkor, Cambodia

Amboise gate at the outer city wall, Rhodes Town, Rhodes, Greece, Europe

Drawbridge and Oostpoort, a medieval town gate in the east of the city of Delft, province of South Holland, Zuid-Holland, Netherlands, Benelux, Europe

Old bridge gate at the south end of the Karl-Theodor Bridge or Old Bridge, Alte Bruecke, Heidelberg, Neckar, Baden-Wuerttemberg, Germany, Europe

Aerial view, south side of the Golden Gate Bridge, San Francisco, San Francisco Bay Area, California, USA, North America

Amboise gate at the outer city wall, Rhodes Town, Rhodes, Greece, Europe

Bridge of Recollection, Christchurch, South Island, New Zealand

Old bridge gate at the south end of the Karl-Theodor Bridge or Old Bridge, Alte Bruecke, Heidelberg, Neckar, Baden-Wuerttemberg, Germany, Europe

Town gate, Entrevaux, Alpes-de-Haute-Provence, Provence-Alpes-Cote d'Azur, Southern France, France, Europe, France, Europe

Town gate and bridge, Entrevaux, Alpes-de-Haute-Provence, Provence-Alpes-Cote d'Azur, Southern France, France, Europe, France, Europe

Town gate, Entrevaux, Alpes-de-Haute-Provence, Provence-Alpes-Cote d'Azur, Southern France, France, Europe, France, Europe

Towers at night, Netherlands, South Holland, Delft