Germany, Lower Saxony, Bergen Belsen, Tourists looking at exhibits.

Germany, Lower Saxony, Bergen Belsen, Information post at the entrance to the Concentration Camp Memorial.

Germany, Lower Saxony, Bergen Belsen, Memorial plaque within the grounds of the Concentration Camp, with pebbles and flowers left as tributes.

Germany, Lower Saxony, Bergen Belsen, Stone memorial at the edge of the site of the site of the former Concentration and POW camp which was in use from 1940 to 1945 first as a prisoner of war camp hou...

Germany, Lower Saxony, Bergen Belsen, Modern concrete wall denoting the edge of the former concentration camp.

Spain, Andalucia, Cordoba, Detail of the lower part of the Capilla Mayor of the Mezquita Cathedral and arches of the Hypostyle Hall.

USA, New York City, Manhattan, New York Fire Department Memorial Wall, Engine 10, Ladder 10, World Trade Center.

USA, New York City, Manhattan, One of the two waterfalls at National September 11 Memorial, World Trade Center.

USA, New York City, Manhattan, One of the two waterfalls at National September 11 Memorial, World Trade Center.

USA, New York City, Manhattan, Four World Trade Center also known as Tower 4 and 150 Greenwich Street.

USA, New York City, Manhattan, One of the two waterfalls at National September 11 Memorial, World Trade Center.

USA, New York City, Manhattan, One of the two waterfalls at National September 11 Memorial, World Trade Center.