The shores of Lake Kariba in the Matusadona National Park of Zimbabwe are a boundary zone between the territories of crocodiles, hippos, and lions. And sometimes this coveted lakeshore real estate is anything but peaceful. We look at the survival tactics of a lion pride living lakeside, as the boundry zone becomes a battle zone

"The Star-Spangled Banner" is known by all, treasured for its powerful melody and stirring lyrics. And yet, only about 40% of U.S. citizens know all the words. And even fewer know their meaning. Join us as we travel back to 1814, when Washington D.C. was under British attack during the "Second War of Independence," and the very bricks and mortar of American democracy were reduced to smoking rubble. We examine the battle that inspired witness Francis Scott Key to immortalize its final moments, then reveal how his poem transformed into an anthem.

For early aviators, conquering the forces of gravity was a daunting challenge. But black aviators had an additional challenge - conquering the forces of racism. Meet the men and women who took to the skies throughout the 20th century, proving to a segregated nation that skin color doesn't determine skill level. From biplanes to commercial jets, and from barnstormers to war fighters, meet the path-breaking pilots who opened the skies for all -- and contributed in countless ways to the development of aviation.

By mid-1945, Hitler is dead and the war has ended in Europe. Halfway around the world, however, the fighting is still going strong on a small island in the Pacific. Okinawa was the site of the last battle of the last great war of the 20th century, with a casualty rate in the tens of thousands. Through it all, military cameramen risked their lives to film the conflict, from brutal land combat to fierce kamikaze attacks at sea. See the footage they captured and experience this intense battle the way the soldiers saw it -- in color.