Philosophy of thought
historynet:

Ernest Hemingway, just prior to the Battle of Teruel during the Spanish Civil War, 1937 by Robert Capa. [968x723]
oxane:

gigantic by recombiner
bobcronkphotography:

Summer Skyline - Portland, Oregon.  
historynet:

Betty Blythe in The Queen of Sheba, a 1921 silent film now considered lost. 1921 [1184x1500]