Lille: Porte de Donai

Swan at Leadenhall

Joseph Pennell

Gateway, Segovia

Joseph Pennell

A Gate of Segovia

Joseph Pennell

Superb Puerta del Sol

Joseph Pennell

Arco San Carlo, Naples

William Walcot

Porta Viragia, Toledo

Joseph Pennell

Arco San Carlo, Naples

William Walcot

St. John's Gate, Clerkenwell

Joseph Pennell

Puerta de la Justicia in het Alhambra te Granada

Gerard Muller

Gate of the Zocodovar, Toledo

Joseph Pennell

Forum Romanum: Boog van Titus

Thomas Cool

Portal of the Ducal Palace, Venice

Donald Shaw MacLaughlan