Images

The rear cockpit machine guns of a Junkers Ju 88 bomber. The aircraft was flown by the German Luftwaffe during the Second World War (1939-45).

The Aschersleben factory of Junkers Ju 88 bombers. The aircraft was flown by the German Luftwaffe during the Second World War (1939-45). (German Federal Archives)

A diagram showing the interior components of a Junkers Ju 88 bomber, flown by the German Luftwaffe during the Second World War (1939-45). UK Air Ministry poster of 1941.

A Junkers Ju 88 bomber photographed in North Africa during the Second World War (1939-45). (German Federal Archives)

Plato's Academy, Roman mosaic from Pompeii, 1st century BCE. Museo Nazionale Archologico, Naples.

Muskrat swimming in the Rideau River, Ottawa, Ontario. Photograph by D. Gordon E. Robertson.

Yankton Sioux activist and writer Zitkála-Šá (l. 1876-1938), photographed by Gertrude Käsebier in 1898. National Museum of American History, Washington D.C.

Yankton Dakota Sioux writer and activist Zitkála-Šá (l. 1876-1938), photo by Joseph Turner Keiley in 1898. National Portrait Gallery, Smithsonian Institution, Washington D.C.

Map depicting the Battle of Guilford Court House (15 March 1781) by Richard Harvey, 2006.

A c. 1940 photograph showing a formation of Luftwaffe Heinkel He 111 bomber planes during the Second World War (1939-45). (German Federal Archives)