Modern Marvels

In the constant struggle to hold off evermore potent forms of attack, bunkers function in many of forms of defense. Visit Churchill's Cabinet War Room, Hitler's Berlin bunker, backyard Cold War bunkers and those protecting nuclear weapons.

Brilliant when cut and polished, diamonds are marketed as the most precious gem in the world. From the early mines of the 4th century B.C. to today's technological wonders in South Africa, explore the history & technology of diamond mines.

Test man's adaptation to killer environments! Travel to the desert, the Arctic, the jungle, sea and space as we chart the body's physiological responses to extreme weather conditions, such as frostbite, heatstroke, and hypothermia.

From the outhouse to the smart house, our lives have improved drastically in the last 150 years. Convenience and comfort have always been considerations in home design.