Lviv National Academic Opera and Ballet Theatre, Lviv, UNESCO World Heritage Site, Ukraine, Europe

Lviv National Academic Opera and Ballet Theatre, Lviv, UNESCO World Heritage Site, Ukraine, Europe

University of Coimbra, Coimbra, Coimbra district, Centro Region, Portugal, Europe

Edwardian Building (Firth Court), part of the Western Bank Campus of the University of Sheffield, Brook Hill, Sheffield, Yorkshire, England

Gothic architecture of an old cathedral against a clear blue sky, York, Yorkshire, England, United Kingdom, Europe

Elementary School, Tresigallo, Emilia-Romagna, Italy, Europe

Odessa National Academic Theater of Opera and Ballet, Odessa, Black Sea, Ukraine, Europe

View of the garden facade of Poppelsdorf Palace, a Baroque building located in the Poppelsdorf district, now part of the University of Bonn, Bonn, Germany, Europe

Salamanca, Castile and Leon, Spain

Theological Faculty, Stellenbosch University, Stellenbosch, Western Cape Province, South Africa, Africa

View of Peter Andreas Munch statue and Domus Media in University Square, Oslo, Norway, Scandinavia, Europe

Ancient Academy of Lausanne and Cite-Devant street viewed from the tower of the Cathedral of Notre Dame, Lausanne, Canton of Vaud, Switzerland

CERN, Wandering the Immeasurable, steel structure, Globe of Science and Innovation in background, Geneva, Switzerland

Humboldt University main building, or Prince Henry's Palace, Under den Linden, Berlin Mitte, Berlin, Germany, Europe

Queens College, Belfast, Ulster, Northern Ireland, United Kingdom, Europe

Greece, Attica, Athens, University of Athens.