Modern marvels shows how the 103-mile Berlin Wall was built and the role it played in dividing the East and west until it was brought down.

This comprehensive 14-disc collector's set features the most popular episodes of the groundbreaking Modern Marvels series and covers a broad range of technological breakthroughs and advancements. From environmental catastrophes like the Salton Sea to military blunders like Patriot missle errors, from subway tunnel cave-ins to oil tanker psills, these shows outline in intricate detail the devasting effect of technology gone awry. There is also a complete...

This historical tour of the world's most fabled and famous tower begins with the engineer behind it, Gustave Eiffel. When it was first built, just over a century ago, it provoked outrage and ire. The challenges and breakthroughs of its construction are examined.

The true history of the engineering marvel: the Great Wall of China.

Modern marvels takes a long, hard look at the way these massive edifices were built and used, touring sites throughout Europe to visit some of the most famous, impressive and important remaining castles.

Extensive photos and film clips of its construction; interviews with the inventors, engineers, and contractors who transformed the dream into a reality; and a behind-the-scenes tour.

Examines various kinds of gadgetry that appeared in James Bond films and discusses how they have effected technological innovation in the real world.

Travel the globe to explore the history and technology behind this ancient source of nutrition. Visit a farm with a milking parlor that looks more like a cow merry-go-round. Learn what pasteurization is really all about. Discover the menagerie of animals that provide milk and learn the many ways people put their efforts to use.

During the 1960s and early '70s, American auto manufacturers competed to outdo each other when it came to pure power, and they delivered a series of high-performance vehicles that have gone into history as the muscle cars. Get a behind-the-scenes look at the high-profile and high-stakes battle among Ford, GM and Chrysler for the hearts and checkbooks of America's speed demons.