23 Pictures That Capture The Horrors Of The Holocaust

Tourists stand between the snow-covered concrete steles of Berlin's Holocaust Memorial on Jan. 18, 2017.

Mugshots of Jewish children in the Auschwitz-Birkenau Memorial and Museum in Oswiecim, Poland.

High-voltage fences surrounded the Auschwitz-Birkenau Memorial and Museum in Poland. The camp was liberated by the Soviet army on Jan. 27, 1945.

A pile of flowers lay beneath the 'death wall' inside the Auschwitz-Birkenau Memorial and Museum.

Shoes from victims of genocide at the Nazi concentration camp of Auschwitz.

Left: Tatiana Bucci (left) and Andra Bucci (right) after their liberation from Auschwitz and their reunification with their parents in in 1946. Right: Mira and Giovanni Bucci on their wedding in 1935. Mira, who was Jewish, was deported with the couple's two daughters, Andra and Tatiana, to Auschwitz in 1944.

Auschwitz and Belsen concentration camp survivor Eva Behar shows her prisoner number that was tattooed on her arm by her Nazi captors.

Star worn by Jewish prisoners at the Sachsenhausen concentration camp in Oranienburg, Germany.

Gallows where prisoners were executed at Fort Breendonk, Belgium.

Glasses that belonged to people brought to Auschwitz for extermination.

Victim memorials in a cell at the Buchenwald concentration camp near Weimar, Germany. The victims are named as Michael Zajac (1908–1941), Albert Kuntz (1896–1945) and Julius Silbermann (1905–1938).

Manacles and leg irons on display at the Buchenwald concentration camp near Weimar, Germany.

A hook projects its shadow on the wall in the "Strangling Room," called Leichenkeller (corpse cellar) by the Nazis, in the basement of the crematorium in Buchenwald concentration camp near Weimar, Germany, where 1,100 prisoners were garroted and hanged by the SS. The camp, established by the Nazis in 1937, was one of the first and the largest on German soil, housing some 250,000 prisoners between 1937 and 1945. 65,000 prisoners were killed or died during this period.

The bunks in the women's barracks at the Auschwitz-Birkenau Memorial and Museum.

The interior of the gas chambers at the Auschwitz-Birkenau Memorial and Museum.

The gas "shower" at Majdanek concentration camp in Lublin, Poland. The Majdanek concentration camp was a death camp built in 1941 by orders of the commander of the SS, Heinrich Himmler.

Crematorium chambers in the former Majdanek Nazi concentration camp.

A single white rose sits on a dissection table in the pathology department at the Buchenwald concentration camp near Weimar, Germany.

Relics found at a former rubbish dump are displayed as part of the historical exhibition at former concentration camp Buchenwald. Between July 1937 and April 1945, the Nazis imprisoned a quarter-million people at Buchenwald, with a death toll of around 56,000. Buchenwald was liberated on April 11, 1945 by US troops.

A death roll from the concentration camp Buchenwald that reads "auf der Flucht erschossen," "shot while attempting to flee."

An open-air mass cremation place in former Nazi German concentration camp Stutthof in Sztutowo, Poland. Stutthof was the first Nazi concentration camp built outside of Germany. Completed in September 1939, it was located in a secluded, wet, and wooded area west of the small town of Sztutowo in the Freie Stadt Danzig area.

Raised mounds marking some of the 13 mass graves at the site of the former Bergen-Belsen concentration camp in Lower Saxony, Germany.