
Modern Marvels
Visiting the U.S. Library of Congress to explore the contents of secret vaults.

Visiting the U.S. Library of Congress to explore the contents of secret vaults.

Satellites and the global positioning system spark a revolution in cartography.

From subsequent prosthesis in ancient Hindu writings, the chronical history of prosthetic devices.

To run faster, jump higher and play longer - the ultimate goal of all athletes.

Traces physical fitness' role in the health of the individual and society.

Alexander Graham Bell races Elisha Gray to patent the telephone.

Glass is versatile material for skyscrapers, containers, vision aids, communication, and art.

Adam visits legendary heavy equipment manufacturer: John Deere.

Hydraulics open the door for the Industrial Revolution.

The world's most-powerful elevators, a monster mine machine and the world's strongest mountain bike.

The MegaFly, a giant ram-air parachute; boron carbide body-armor; the monster truck Bigfoot.

Strength measurement: explore rope, diamond, tugboat power from Spectra fiber to Lexan materials.

Meet crime fighters vs fiery killers: Fire Marshall Lalo Torres & Richard Garner.

From banishing waste to battling B-O, the modern bathroom is full of wonders.

How SWAT, bomb squad, HAZMAT, and crime scene specialty trucks are built.

Brad Paisley and his crew of truckers on the road between Little Rock and Tulsa; the Ford F-150 .

Trains capable of speeds of up to 190 miles per hour can be found throughout the world.

Freight trains transport 1.8 billion tons annually through Union Pacific's Bailey yard system.

Zip through the French countryside in the fastest locomotive in the world.

Begun during the Civil War, the transcontinental railroad links a tattered nation.