Countless poets have written about the brutality of war but WWI saw a font of creativity spring from an unlikely place — the front line battlefield trenches.
WWI saw countless women picking up arms, working as spies, and entering the workplace and the laboratory. It was the complete opposite of what society expected.
The U.S. Army deployed around 600 carrier pigeons, according to the World War I Centennial Commission, and one stood out as heroic. The pigeon's name was Cher Ami -- French for "dear friend."
Trenches were essentially an exercise in misery during World War I. Here's what life within them was really like for soldiers on both sides of the war.