Describes U.S. Navy SEALs who are trained to fight at sea, in the air, and on land, tracking down terrorists, rescuing hostages, and venturing into enemy territory to gather critical information.
Describes the history of the United States Army Special Forces, the special skills of this elite force, including languages and diplomatic skills, special training, and more.
On a train trip, an engineer teaches a boy the expressions used by railroad workers as he describes the different kinds of cars, freight, and people they see.