Spain, Valencia Province, Valencia, Ciutat Vella, Old Town, Palau de la Generalitat. The palace is the headquarters of the Valencia Government.

England, London, Wewstminster, Sign outside the New Scotland Yard Metropolitan Police headquarters on Victoria Embankment.

England, London, Wewstminster, Sign outside the New Scotland Yard Metropolitan Police headquarters on Victoria Embankment.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Germany, Berlin, Niederkirchnerstrasse, Topography of Terror, Modern center on the site of the former Gestapo headquarters, documenting the horrors of Nazism.

Spain, Catalunya, Barcelona, Antoni Gaudi's Casa Batllo building, colourful chimney pots on the roof terrace.

Spain, Catalunya, Barcelona, Antoni Gaudi's Casa Batllo building, colourful chimney pots on the roof terrace.

Spain, Catalunya, Barcelona, Antoni Gaudi's Casa Batllo building, colourful chimney pots on the roof terrace.

Spain, Catalunya, Barcelona, Casa Batllo by Antoni Gaudi, upper section of the exterior facade.

Spain, Catalunya, Barcelona, Casa Batllo by Antoni Gaudi, detail of window exterior.

Spain, Catalunya, Barcelona, Casa Batllo by Antoni Gaudi, angular view of the upper section of the exterior facade showing window balconies and cross on roof.

Spain, Catalunya, Barcelona, Casa Batllo by Antoni Gaudi, detail of window in the interior.

Spain, Catalunya, Barcelona, Casa Batllo by Antoni Gaudi, a section of the exterior facade.

Spain, Catalunya, Barcelona, Facade of Fundacio Antoni Tapies.

Spain, Catalunya, Barcelona, Facade of Fundacio Antoni Tapies.

Spain, Catalunya, Barcelona, Antoni Gaudi's La Pedrera building, recreated apartment of a bourgeois family from 1900 to 1930.

Spain, Catalunya, Barcelona, Antoni Gaudi's La Pedrera building, a section of chimney pots on the roof terrace.