The site at Gobekli Tepe, or "Potbelly Hill," on the Urfa plain in southeastern Turkey is believed by some to be the world's first place of worship. This would upend the conventional thought that religion developed as a byproduct of human settlements. Vincent J. Musi/National Geographic Society/Corbis hide caption

itoggle caption Vincent J. Musi/National Geographic Society/Corbis

Paul Wong (Harry Shum, Jr.) leads the Green Dragons, a young, Asian-American gang that trafficked Chinese immigrants into the U.S. with help from the so-called "Snakehead Mama" (Eugenia Yuan). Courtesy of A24 Films hide caption

itoggle caption Courtesy of A24 Films

Waverly Adcock, a sergeant and founder of the West Augusta Guard, prepares his company for inspection and battle at a Civil War re-enactment in Virginia. Sara Smith, whose great-great-grandfather was wounded at the Battle of Gettysburg, holds the Confederate battle flag. Courtesy of Jesse Dukes hide caption

itoggle caption Courtesy of Jesse Dukes

Taqueria La Delicia is a lonchera, or food truck, that parks near a Lowe's Home Improvement store in New Orleans. The owner is Honduran, and so are many of the day laborers who eat there. Laine Kaplan-Levenson/WWNO hide caption

itoggle caption Laine Kaplan-Levenson/WWNO

Raphael Lemkin is the Polish lawyer and linguist who coined the term "genocide" — and dedicated his life to making genocide recognized as a crime. Copyright by Arthur Leipzig /Courtesy of Howard Greenberg Gallery, New York hide caption

itoggle caption Copyright by Arthur Leipzig /Courtesy of Howard Greenberg Gallery, New York

Manolo (voiced by Diego Luna, left) meets Carmen Sanchez (voiced by Ana de la Reguera) in the Land of the Remembered. 20th Century Fox & Reel FX hide caption

itoggle caption 20th Century Fox & Reel FX

Native American protesters have been demonstrating against Columbus Day in Seattle for several years. Protest organizers say Columbus should not be credited with discovering the Western Hemisphere at a time when it was already inhabited. Elaine Thompson/AP hide caption

itoggle caption Elaine Thompson/AP