material

limestone

Tower of Gold, west elevation at sundown

Tower of Gold, west elevation at sundown Seville, Andalusia, Spain

St. Charles Church, northwest elevation

St. Charles Church, northwest elevation Vienna, Austria

Arco dei Gavi, southeast elevation

Gavi Arch, southeast elevation Verona, Veneto, Italy

Rocca Paolina, Porta Marzia

Rocca Paolina, Porta Marzia Perugia, Umbria, Italy

Old Opera, southwest corner with quarter-circle wall

Old Opera, southwest corner with quarter-circle wall Frankfurt on the Main, Hesse, Germany

Building of the Ministry of Foreign Affairs of Russia, rooftop with spire

Building of the Ministry of Foreign Affairs of Russia, rooftop with spire Moscow, Russia

Delft City Hall, facade detail with niches

Delft City Hall, facade detail with niches Delft, South Holland, Netherlands

Delft City Hall, roof and tower “De Steen”

Delft City Hall, roof and tower “De Steen” Delft, South Holland, Netherlands

National Palace of Pena, gate of the New Palace with the Terrace of Triton

National Palace of Pena, gate of the New Palace with the Terrace of Triton Sintra, Lisbon District, Portugal

Temple of Aphaia, southeast elevation

Temple of Aphaia, southeast elevation Aegina, Attica, Greece

Roskilde Cathedral, nave

Roskilde Cathedral, nave Roskilde, Zealand, Denmark

Hohensalzburg Fortress, Golden Hall, door

Hohensalzburg Fortress, Golden Hall, door Salzburg, Austria

Roma Termini Station, office building

Roma Termini Station, office building Rome, Lazio, Italy

University of Évora, College of the Holy Spirit, main portal

University of Évora, College of the Holy Spirit, main portal Évora, Portugal

National Palace of Pena, Iron Gate

National Palace of Pena, Iron Gate Sintra, Lisbon District, Portugal

Philadelphia City Hall, northwest elevation

Philadelphia City Hall, northwest elevation Philadelphia, Pennsylvania, United States of America

Royal Building of Mafra, tower southwest corner

Royal Building of Mafra, tower southwest corner Mafra, Lisbon District, Portugal

Sintra Town Hall, southeast elevation

Sintra Town Hall, southeast elevation Sintra, Lisbon District, Portugal

Tower of Belem, east elevation

Tower of Belem, east elevation Lisbon, Portugal

Roskilde Cathedral, west elevation

Roskilde Cathedral, west elevation Roskilde, Zealand, Denmark

Building of the Ministry of Foreign Affairs of Russia, northeast elevation

Building of the Ministry of Foreign Affairs of Russia, northwest elevation Moscow, Russia

Monastery of the Hieronymites, southeast elevation

Monastery of the Hieronymites, southeast elevation Lisbon, Portugal

Tower of Gold, northwest elevation at sundown

Tower of Gold, northwest elevation at sundown Seville, Andalusia, Spain

National Palace of Pena, bastion and palace buildings

National Palace of Pena, bastion and palace buildings Sintra, Lisbon District, Portugal

Fisherman's Bastion, Equestrian Statue of St. Stephen, south elevation

Fisherman's Bastion, Equestrian Statue of St. Stephen, south elevation Budapest, Hungary

St. Charles Church, north elevation

St. Charles Church, north elevation Vienna, Austria

Old Bridge of Mostar, north elevation

Old Bridge of Mostar, north elevation Mostar, Herzegovina-Neretva Canton, Bosnia and Herzegovina

Palace of Italian Civilisation, southeast elevation

Palace of Italian Civilisation, southeast elevation Rome, Lazio, Italy

Rocca Paolina, Porta Marzia

Rocca Paolina, Porta Marzia Perugia, Umbria, Italy

One Kleomenous, facade detail

One Kleomenous, facade detail Athens, Attica, Greece

J. N. Petit Library, northeast elevation

J. N. Petit Library, northeast elevation Mumbai, Maharashtra, India

Flatiron Building, north elevation

Flatiron Building, north elevation New York City, United States of America

Building of the Ministry of Foreign Affairs of Russia, southern outer wing

Building of the Ministry of Foreign Affairs of Russia, southern outer wing Moscow, Russia

National Palace of Pena, Courtyard of Arches

National Palace of Pena, Courtyard of Arches Sintra, Lisbon District, Portugal

Mausoleum of Theodoric, northwest elevation

Mausoleum of Theodoric, northwest elevation Ravenna, Emilia-Romagna, Italy

Royal Building of Mafra, west elevation

Royal Building of Mafra, west elevation Mafra, Lisbon District, Portugal

National Palace of Pena, rose window

National Palace of Pena, rose window Sintra, Lisbon District, Portugal

United States Capitol at sundown

United States Capitol, west elevation at sundown Washington, D.C., United States of America

Basilica of the Immaculate Conception, west elevation

Basilica of the Immaculate Conception, west elevation Salvador, Bahia, Brazil

Standard Chartered Bank (Grindlays Bank)

Standard Chartered Bank (Grindlays Bank) Mumbai, Maharashtra, India

Sintra Town Hall, tower, southeast elevation

Sintra Town Hall, tower, southeast elevation Sintra, Lisbon District, Portugal

Tower of Belem, northeast elevation

Tower of Belem, northeast elevation Lisbon, Portugal

Copenhagen Opera House, northwest elevation

Copenhagen Opera House, northwest elevation Copenhagen, Capital Region, Denmark

National Palace of Pena, turret

National Palace of Pena, turret Sintra, Lisbon District, Portugal

National Palace of Pena, Tunnel of Triton, niche with doors

National Palace of Pena, Tunnel of Triton, niche with doors Sintra, Lisbon District, Portugal

University of Évora, College of the Holy Spirit, geography room

University of Évora, College of the Holy Spirit, geography room Évora, Portugal

St. Charles Church, mirroring in the reflection pool

St. Charles Church, mirroring in the reflection pool Vienna, Austria

Roma Termini Station, concourse building with cantilevered canopy

Roma Termini Station, concourse building with cantilevered canopy Rome, Lazio, Italy

National Palace of Pena, neo-manueline window

National Palace of Pena, Neo-Manueline window Sintra, Lisbon District, Portugal

Royal Portuguese Cabinet of Reading, directors hall

Royal Portuguese Cabinet of Reading, directors hall Rio de Janeiro, Brazil

Delft City Hall, main facade (northeast elevation)

Delft City Hall, main facade (northeast elevation) Delft, South Holland, Netherlands

National Palace of Pena, southeast elevation

National Palace of Pena, southeast elevation Sintra, Lisbon District, Portugal

Tower of Belem, turret

Tower of Belem, turret Lisbon, Portugal

Building of the Ministry of Foreign Affairs of Russia, west elevation

Building of the Ministry of Foreign Affairs of Russia, west elevation Moscow, Russia

Alabin Museum, west elevation

Alabin Regional Museum of Local History, west elevation Samara, Russia

Verona Arena, facade with remains of the outer wall (l'Ala)

Verona Arena, facade with remains of the outer wall (l'Ala) Verona, Veneto, Italy

Hohensalzburg Fortress, Golden Hall, columns

Hohensalzburg Fortress, Golden Hall, columns Salzburg, Austria

Communal Palace of Pienza, portico

Communal Palace of Pienza, portico Pienza, Tuscany, Italy

University of Évora, College of the Holy Spirit, Cross Tower

University of Évora, College of the Holy Spirit, Cross Tower Évora, Portugal

St. Charles Church, mirroring in the reflection pool

St. Charles Church, mirroring in the reflection pool Vienna, Austria

United States Capitol at sundown

United States Capitol, west elevation at sundown Washington, D.C., United States of America

Palace of Italian Civilisation, Dioscuri equestrian sculpture

Palace of Italian Civilisation, Dioscuri equestrian sculpture Rome, Lazio, Italy

Basilica of the Sacred Heart of Montmartre (Sacré-Cœur)

Basilica of the Sacred Heart of Montmartre (Sacre Coeur) Paris, Île-de-France, France

Palace of Italian Civilisation, facade detail

Palace of Italian Civilisation, facade detail Rome, Lazio, Italy

Royal Building of Mafra, tower northwest corner

Royal Building of Mafra, tower northwest corner Mafra, Lisbon District, Portugal

Etruscan Arch, north elevation

Etruscan Arch, north elevation Perugia, Umbria, Italy

Tower of Belem, northeast elevation

Tower of Belem, northeast elevation Lisbon, Portugal

National Palace of Pena, Iron Gate, turret

National Palace of Pena, Iron Gate, turret Sintra, Lisbon District, Portugal

Building of the Ministry of Foreign Affairs of Russia, top of the southern wing

Building of the Ministry of Foreign Affairs of Russia, top of the southern wing Moscow, Russia

Temple of Aphaia

Temple of Aphaia Aegina, Attica, Greece

Verona Arena, view towards southeast

Verona Arena, view towards southeast Verona, Veneto, Italy

National Palace of Pena, triumphal arch

National Palace of Pena, triumphal arch Sintra, Lisbon District, Portugal

Alabin Regional Museum of Local History, relief

Alabin Regional Museum of Local History, facade detail, relief Samara, Russia

Royal Building of Mafra, southwest elevation

Royal Building of Mafra, southwest elevation Mafra, Lisbon District, Portugal

New York City Hall, south elevation

New York City Hall, south elevation New York City, United States of America

St. Charles Church, cupola

St. Charles Church, cupola Vienna, Austria

Palace of Italian Civilisation, from the Avenue of the Civilisation of Labour

Palace of Italian Civilisation, from the Avenue of the Civilisation of Labour Rome, Lazio, Italy

Old Opera, main facade

Old Opera, main facade Frankfurt on the Main, Hesse, Germany

Delft City Hall, statue of Justitia

Delft City Hall, statue of Justitia Delft, South Holland, Netherlands

National Palace of Pena, southeast elevation

National Palace of Pena, southeast elevation Sintra, Lisbon District, Portugal

Temple of Aphaia, southwest elevation

Temple of Aphaia, southwest elevation Aegina, Attica, Greece

Roskilde Cathedral, southwest elevation

Roskilde Cathedral, southwest elevation Roskilde, Zealand, Denmark

Building of the Ministry of Foreign Affairs of Russia, west elevation

Building of the Ministry of Foreign Affairs of Russia, west elevation Moscow, Russia

Mausoleum of Theodoric, west elevation

Mausoleum of Theodoric, west elevation Ravenna, Emilia-Romagna, Italy

Alabin Regional Museum of Local History, southwest elevation

Alabin Regional Museum of Local History, southwest elevation Samara, Russia

Verona Arena, arcades of the facade

Verona Arena, arcades of the facade Verona, Veneto, Italy

Communal Palace of Pienza

Communal Palace of Pienza Pienza, Tuscany, Italy

Mausoleum of Theodoric, monolithic cupola (southeast elevation)

Mausoleum of Theodoric, monolithic cupola (southeast elevation) Ravenna, Emilia-Romagna, Italy

National Palace of Pena, circular tower

National Palace of Pena, circular tower Sintra, Lisbon District, Portugal

Alabin Regional Museum of Local History, relief

Alabin Regional Museum of Local History, relief Samara, Russia

Fisherman's Bastion, Equestrian Statue of St. Stephen, southwest elevation

Fisherman's Bastion, Equestrian Statue of St. Stephen, southwest elevation Budapest, Hungary

Old Bridge of Mostar, north elevation

Old Bridge of Mostar, north elevation Mostar, Herzegovina-Neretva Canton, Bosnia and Herzegovina

Palace of Italian Civilisation, Dioscuri equestrian sculpture

Palace of Italian Civilisation, Dioscuri equestrian sculpture group Rome, Lazio, Italy

Palace of Italian Civilisation, detail

Palace of Italian Civilisation, detail Rome, Lazio, Italy

Royal Building of Mafra, facade detail

Royal Building of Mafra, facade detail Mafra, Lisbon District, Portugal

National Palace of Pena, neo-manueline window and rose window

National Palace of Pena, neo-manueline window and rose window Sintra, Lisbon District, Portugal

One Kleomenous, facade detail

One Kleomenous, facade detail Athens, Attica, Greece

Building of the Savings Bank of Beaune

Building of the Savings Bank of Beaune Beaune, Bourgogne-Franche-Comté, France

St. Charles Church, angel statue 'old testament'

St. Charles Church, angel statue 'old testament' Vienna, Austria

J. N. Petit Library, east elevation

J. N. Petit Library, east elevation Mumbai, Maharashtra, India