No. of Episodes:

20

Starring :

Season 17

09/01/1990

Episodes

Poison in the Rockies

Race for the Top

Disguises of War

The Bomb's Lethal Legacy

The Big Spill

The Genius That Was China: Rise of the Dragon

The Genius That Was China: Empires in Collision

The Genius that Was China: The Threat from Japan

The Genius That Was China: Will the Dragon Rise Again?

The KGB, The Computer and Me

Neptune's Cold Fury

To Boldly Go...

Poisoned Winds of War

The Blimp is Back!

Earthquake!

Killing Machines

Can the Elephant Be Saved?

We Know Where You Live

In the Land of the Llamas

What's Killing the Children?