Co-cathedral of Ruvo di Puglia, Ruvo di Puglia, Bari, Apulia, Italy

Remains of the Tuna fishery plant, Vendicari, Noto Valley, Sicily, Italy

St. Paul's Tower, new apartments and Q-Park Car Park (Cheese Grater), St. Paul's Place, Arundel Gate, Heart of the City, Sheffield, Yorkshire, England

Exterior of the Oculus transportation hub at the World Trade Center, New York, USA

Poured Staircase von Ian Davenport, Stairs to The Tide Pier Walk, London, England,

Adam's Plaza Bridge at Crossrail Station, Canary Wharf, London, England,

Architecture in central Amsterdam, North Holland, The Netherlands

Doors and windows of house in the old colonial town in Merida; Yucatan; Mexico

View from second deck of fire watchtower on summit of Apache Maid Mountain, Coconino National Forest, Arizona, United States of America

View of the interior of the United States Capitol Building, Washington, D.C., United States of America

Architectural detail of the Belfry of Bruges, a medieval tower in the city center, Bruges, Belgium

Sydney Opera House, Australia

Kursaal Congress Centre and Auditorium by Spanish architect Rafael Moneo, San Sebastian, Bay of Biscay, province of Gipuzkoa, Basque Country, Spain, Europe

La Miroiterie building designed 2006 by Ueli Brauen and Doris Walchli, Le Flon district, Lausanne, Canton of Vaud, Switzerland