Pearls of Memory Museum, Locorotondo, Bari, Apulia, Italy

Pearls of Memory Museum, Locorotondo, Bari, Apulia, Italy

World War I cemetery, Bagneux, Hauts-de-Seine, France, Europe

Memorial to the Murdered Jews of Europe, opened 2005 on site of the Berlin wall, incorporating the names of 3 million murdered Jews, near the Brandenburg Gate in Mitte, central Berlin, Germany, Europe

Plaque marking the site of the Berlin Wall in Potsdamerplatz, Berlin, Germany

Stele in memory of guide Sepp Innerkofler, 1865-1915, near A.Locatelli-S.Innerkofler refuge, Three Peaks Nature Park, Dolomites, South Tyrol, Italy

Abolition of Slavery statue, sculpture by Guadelupian brothers Jean and Christian Moisa, Ile de Goree (Goree Island), UNESCO, Dakar, Senegal

Miaara Jewish cemetery, Marrakesh, Morocco

Astronomical instruments of Jantar Mantar, UNESCO, Jaipur, Rajasthan, India

Cemetery, Barbate, Cadiz, Spain

Gandhi Smriti Museum, the home of Mahatma Gandhi for last 144 days of his life, before he was shot on January 30th 1948. The Footsteps Represent His Last Walk Before his Death, Delhi, India.

Gandhi Smriti Museum, the home of Mahatma Gandhi for last 144 days of his life, before he was shot on January 30th 1948. The Footsteps Represent His Last Walk Before his Death, Delhi, India.

Statue of Pope Pius the ninth, Saint Peter's Square, Piazza San Pietro, Vatican City, Rome, Italy

Logo UNESCO United Nations Educational, Scientific and Cultural Organization

Emperor William memorial on the Hohensyburg, Dortmund, Ruhr Basin, NRW, Northrhine - Westphalia, Germany, national memorial, cultural history

Potter's market on the Sparrenbug, Bielefeld, Teutoburger Wald, North Rhine-Westphalia, Germany

Cement squares, steles of the Holocaust Memorial, Mitte district, Berlin, Germany, Europe

Frontal portrait of two multi-ethnic young friends leaning on a wall carrying a digital camera

Pont du Charles de Gaulle bridge over the Meuse river with colorful saxophones as memorials to Adolphe Sax, Collegiate Church of Notre-Dame and Citadel, Dinant, Namur, Wallonia, Belgium, Europe

New Maiden Monastery, Bust of a grave, Moscow, Russia, East Europe, Europe

Emperor Wilhelm Memorial, Rellinghausen, Essen, Ruhrgebiet, North Rhine-Westphalia, Germany

Memorial of Zar Alexander I. Moscow, Russia, East Europe, Europe

Emperor Wilhelm Memorial, Rellinghausen, Essen, Ruhrgebiet, North Rhine-Westphalia, Germany

Memorial of Zar Alexander I. Moscow, Russia, East Europe, Europe

Monument of Archbishop Engelbert II, Earl of Berg, Castle Burg, Solingen, Bergisches Land, North Rhine Westphalia, Germany

Pulley as a monument to the memory of the Dortmund coal mining industry, Dortmund, Ruhr area, North Rhine-Westphalia, Germany, Europe

Ruins of Ephesus, Efes, excavations, UNESCO World Heritage Site, Library of Celsus, built 135 AD by C Aquila in memory of his father Celsus, Selcuk, Lycia, Southwest Turkey, west coast, Western Turkey, Turkey, Asia Minor, Asia

Emperor Wilhelm Memorial, Rellinghausen, Essen, Ruhrgebiet, North Rhine-Westphalia, Germany

Gandhi Memorial Museum, Tamukkam Palace, Madurai, Tamil Nadu, India