History's Mysteries

The puzzling formations known as crop circles have appeared worldwide throughout history, from the Middle Ages to today. We explore the mystery.

From horses and swords to stealth aircraft and smart bombs, we explore some of the most successful wartime double-dealings in history and their extraordinary consequences.

In 1943, some 50 U.S. Army volunteers endured a top-secret training program that turned them into some of WWII's most specialized troops. We explore the Alamo Scouts.

Immortalized by Sir Walter Scott, the romantic figure of Rob Roy MacGregor looms large in Scottish history. But who was the real Rob Roy?