These tools are not from the modern world, but are in fact thousands of years old. Most would be lost to time and not again for centuries. How was the ancient world able to create such incredible power tools? Why were they lost?

Modern transport and communications resulted in a world that is wealthier, healthier, more mobile, and better informed than ever before. This documentary examines how trade and transportation networks gradually increased our connectivity throughout world history. Roman roads led to economic growth and the spread of Christianity. The Silk Road transported luxury goods from China to the West, but also brought the Black Death to Europe. Spanish conquistadors...

In the late 1800s, Maggie Walker, an African American community leader, helped establish a sanitarium for tuberculosis patients, a community center, and an educational loan fund, among other humanitarian projects. She was also the first woman in the United States to become founder and president of a chartered bank.

Alex is digging for buried treasure, when Timeblazers Jen and Sam tell him that his pirate's map is a fake. To help him better understand fact from fiction, they head back to ancient Greece and Plato, who made up the story of the mythical island Atlantis. Next Alex learns that the story of King Arthur and the Round Table is just a good story, written by Geoffrey of Monmouth; also that the Sword Excalibur and Merlin come from Celtic myths and legends....

This volume deals with the third part of 1941. It covers events on all the German fronts including: Western Front—destroyers and torpedo boats escort German convoys in the English Channel; North African Front—Rommel decorates his soldiers; Eastern Front—the battle for Roslaw; Home Front—Hitler and Mussolini inspect the front line troops, Belgian and Danish volunteers are sworn in at Hamburg.

An in-depth, behind-the-curtain look at one of the most elite fighting forces in the world. Takes us through the incredible history of the SEAL's predecessors in WWII and Korea--the underwater demolition teams

In this episode—which includes special guest appearances from The League of Gentlemen’s Reece Shearsmith, Mark Gatiss and Steve Pemberton—we meet a surprisingly charming Stuart highwayman, the captain of the Titanic holds the world’s worst safety briefing, famous writer Mary Shelley pitches the movie of her life, and those violent Vikings show their softer side in a song.

This short films tells the story of Alene B. Duerk, the first woman to earn the rank of Admiral in the U.S. Navy. Admiral Duerk served in World War II and during the Korean and Vietnam Wars. After retiring, she went on to deliver meals to the elderly before passing away in her late 90s.

Located on the west coast of Greenland, 150 miles north of the Arctic Circle, Greenland’s Ilulissat Icefjord is the sea mouth of Sermeq Kujalleq, one of the few glaciers through which the Greenland ice cap reaches the sea. Moving at a rate of approximately 60 feet per day, Sermeq Kujalleq is one of the fastest and most active glaciers in the world. It annually calves more than 8 cubic miles of ice—10% of the production of all Greenland calf ice...

The strict sanctions from the Treaty of Versailles drove Germany into an economic crisis, which allowed for Adolf Hitler’s rise to power. Hitler’s invasion of Poland in 1939 plunged Europe into World War II. This program recounts the major events of the war from the invasion of Poland to Germany’s invasion of the Soviet Union in 1941.