Devil's Den is a historic site located in Gettysburg National Military Park, Pennsylvania. It is known for its unique rock formations and its role in the Battle of Gettysburg during the American Civil War in July 1863. The area served as a strategic position for Confederate sharpshooters, making it a significant location in the battle. Today, Devil's Den is a popular destination for visitors interested in history and nature. The site features hiking trails and opportunities for photography, allowing guests to explore the rugged terrain and learn about its historical importance. Interpretive signs provide information about the events that took place there.