As the Roman political order collapsed in Western Europe, Scandinavians poured in: Anglo-Saxons in England, Franks in Gaul, Swedish Goths in Italy and Spain, Danes in Frisia. Cultural ties were so close that Scandinavian legends celebrated legendary West

Deconstruct the mechanics of a grasshopper's impressive long jump, explore the many facets of the Nile River, and learn what makes the Earth quake!

What did the Athenians themselves think about their system of government? Professor Garland shows that not everyone in the city-state was thrilled by the democracy. Despite moments of friction, such as during the Peloponnesian War, Athenian democracy was largely a success.

Hostile Christian sources demonize the Vikings; Muslim accounts render them exotic; and recent revisionist historians downplay the impact of Norse raids. Archeological finds such as ship burials, coin hoards, and human remains, combined with close study of the Norse sagas of Iceland, can enrich and balance our understanding of Scandinavia's place in medieval history.

Beyond democracy, the cultural achievements of ancient Athens are some of the most impressive in all of world history. Survey some of the city's great buildings and sculptures - including the Propylaea and the frieze of the Parthenon - to find out what made Athenian culture so distinctive, and where it came up short.

Join our explorers as they journey through Mala Mala Game Reserve. Deep in the heart of the South African bushveld, it's home to the famous Big 5.

Amid the turmoil and corruption of the late Republic, men of towering capacity strove to impose their will on Rome's destiny. Crassus made himself the richest man in Rome, and then sought political and military triumph.

The discovery of other galaxies beyond the Milky Way was one of the great scientific detective stories of the early 20th century. Astronomers now know that there are hundreds of billions of galaxies, spanning billions of light years of space.

Learn about a dog's motivation while it chases a Frisbee. Get to know a 2000 pound loveable pet that just wants his back scratched and to be fed. Explore living jewels that can actually live over a 100 years, and find out how the Beagle got its name.

Caesar's brilliant history, The Gallic War, recounts his defeat of the Celtic hero Vercingetorix and reveals his mastery of strategy, tactics, logistics, battlefield command, and peace settlements.