Families decorating graves for Day of the Dead, Templo de Guadalupe, Real de Catorce, former silver mining town, San Luis Potosi state, Mexico, North America

Neuer Zollhof, designed by Frank Gehry, Medai Harbour (Medienhafen), Dusseldorf, North Rhine Westphalia, Germany, Europe

Neuer Zollhof, designed by Frank Gehry, and Rheinturm tower, Media Harbour (Medienhafen), Dusseldorf, North Rhine Westphalia, Germany, Europe

Templo de Guadalupe, Real de Catorce, former silver mining town, San Luis Potosi state, Mexico, North America

Chaumont Castle, UNESCO World Heritage Site, Loir-et-Cher, Loire Valley, France, Europe

The Silver Tower, Wroclaw, Poland, Europe

Chaumont Castle, UNESCO World Heritage Site, Loir-et-Cher, Loire Valley, France, Europe

Galata Tower glowing with silver lights, Istanbul, Turkey, Europe

Outer wall of Diocletian's Palace near Silver Gate and tower of Cathedral of St. Domnius behind, UNESCO World Heritage Site, Split, Dalmatia, Croatia, Eruope

Potosi and Cerro Rico, Bolivia

ThyssenKrupp high-rise, Duesseldorf, NRW, Germany

RWE company sign in front of the RWE Tower, called Power Tower, the headquarters of Germanys biggest electricity supplier, Essen, NRW, Germany

Manifolds, cooling tower, EVONIK STEAG coal power plant Walsum, Duisburg, Ruhrgebiet region, North Rhine-Westphalia, Germany, Europe

Hypo Vereinsbank bank building, Munich, Bavaria, Germany, Europe

300 North LaSalle skyscraper, Chicago, Illinois, USA

Hypo Vereinsbank bank building, Munich, Bavaria, Germany, Europe

Victory gate of the Royal Palace and Silver Pagoda, Phnom Penh, Cambodia

Silver metal grain storage bins in a row against a blue sky with cloud; Alberta, Canada

Spires Of Notre-Dame Cathedral Basilica, Ottawa, Ontario