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Edward Snowden (L) during an interview in December 2013 in Moscow, Russia and Joseph Gordon-Levitt (L) at Milk Studios on April 5, 2014 in Hollywood, California. (Barton Gellman/Michael Buckner/Getty Images)

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Howard Chandler Christy's Scene at the Signing of the Constitution of the United States, December 31, 1939.

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Wailing Wall in Jerusalem. (Chris Tobin)

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Actress Lynda Carter speaks during a ceremony as the UN names the comic character Wonder Woman its Honorary Ambassador for the Empowerment of Women and Girls on October 21, 2016, in New York. (TIMOTHY A. CLARY/AFP/Getty Images)

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US President Barack Obama (L) speaking during a press conference in Hangzhou, China, and Philippine President Rodrigo Duterte (R) speaking during a press conference in Davao City, the Philippines, September 5, 2016. (SAUL LOEB,MANMAN DEJETO/AFP/Getty Imag

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Asia Bibi (Wikimedia Commons)

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(Youst/Getty Images)

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(PhotoAlto/Frederic Cirou/Getty Images)

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(Karen Stolper/Getty Images)