Bob Conroy, a Private in the 83rd Infantry during the Battle of the Bulge, describes his experience of the battle in two clips. In the first, he remembers the sound of bullets from German machine gun, and in the second recounts the death of a comrade named Gordon.

H.W.O. Kinnard, Colonel in the 101st Airborne during the Battle of the Bulge, remembers General McAuliffe's reaction to the German surrender ultimatum.

Sports journalists often mocked Latino ballplayers' English or, along with Major League Baseball, tried to ignore their "unamerican" heritage.

Roberto Clemente was more than just a baseball player for the Pittsburgh Pirates; he was a role model for Latinos in the United States.

In 1955, Roberto Clemente attended his first spring training in Florida. Segregation was a new, unexpected experience for him.

In the 1940s, Puerto Rico's winter baseball league was paradise for black and white players, and an inspiration for a young Roberto Clemente

On a hot summer day in 1855, a 36-year-old writer emerged from an undistinguished printer's shop in Brooklyn, New York, carrying a slim volume of his work. With his book of a dozen poems, Leaves of Grass, he was about to introduce America to a savior.

In October 1897, the renowned Arctic explorer Robert Peary returned to New York from his latest Greenland expedition. At the request of anthropologist Franz Boas, he brought with him five polar Eskimos for study at the American Museum of Natural History.

The harrowing stories vets remember about the horrors and desperation they each experienced during the Battle of the Bulge are almost too much to bear. They were fortunate to have survived. And their words are a reminder of just how gruesome war is. Ed Stewart, Sergeant in the 84th Infantry, describes the sound of artillery fire.

In 1886, Buffalo Bill's Wild West Show played to over one million people in New York City. Behind the extravaganza was one man -- a meager plainsman turned international celebrity and frontier hero, whose meteoric rise to fame was made possible only by his genius, and his hucksterism. His name was William Cody, better known to the world as Buffalo Bill.

His exploits on the American frontier inspired dozens of dime novels. But the stories told in these wildly popular books belie the complexities of the real Kit Carson, whose life embodies the contradictions in the story of the American West.

On February 1, 1913, more than 150,000 people eagerly rushed to Grand Central Terminal to gaze at New York City's newest landmark. A marvel of engineering, architecture, and vision, the new Beaux Arts structure on 42nd street housed an underground electric train station that would revolutionize the way people traveled and transform midtown Manhattan.

A preview of Oswald's Ghost, a film about the assassination of President John F. Kennedy on November 22, 1963 that left a psychic wound on America that is with us still today. Few Americans then or now accept that a lone, inconsequential gunman could bring down a president and alter history. In that breach, a culture of conspiracy has arisen that points to sinister forces at work in the shadows.

Find out how Alexander Hamilton producer Muffie Meyer and her team recreated 18th century New York City with computer generated imagery and effects.

Elizabeth Hamilton, who outlived her husband by five decades, defends his reputation.

Partisan politics were a part of public life from the republic's earliest years.

Who was Alexander Hamilton? Those who knew him describe his many qualities.

Perhaps one of Hamilton's most farsighted contributions to the new U.S. economy was the creation of a central bank.

Hamilton's opposition to slavery stemmed from his hatred of seeing human potential wasted.

One of the most controversial men of his age, Alexander Hamilton was a gifted statesman brought down by the fatal flaws of stubbornness, extreme candor, and arrogance.