Exclusive behind-the-scenes access reveals the untold story of the world's most extraordinary brotherhood as National Geographic takes you Inside Special Forces. Join "tip of the spear" units waging modern war, from search-and-destroy missions in the mountains of Afghanistan to the hunt for Saddam's generals in Iraq. Experience the grueling training of Green Berets as they're forged into one of the most formidable and unconventional fighting forces in military history. Witness the legacy of the Special Forces as they evolve from Revolutionary War "irregulars" to today's high-tech, multifaceted combat units. From delicate liason work with indigenous forces to lethal combat action, discover what it takes to join the ranks of history's most legendary warrior elite!