Race is hired to contain a nerve gas leak in Chicago, the legacy of a botched raid on Dr. Jeremiah Surd years earlier. When he and Dr. Quest are trapped, it's up to Jonny, Jessie, and Hadji to find the renegade scientist.

The Quest team follows Estella Scheele to find her missing ornithologist grandfather, and ends up finding the lost golden city of El Dorado.

When Ezekiel Rage hijacks a space shuttle commanded by Dr. Quest and Hadji, Jonny and Jessie must stop Rage's minions who have taken over Mission Control.

Jonny, Jessie and Hadji track an elephant, Ndovu, as it returns to the elephants' graveyard. They bump into poachers on the way there, who are determined to kill Ndovu right away.

A tiger is loose in the Big Apple, and the Quest team must track it down, through subway tunnels, located underground.

With Benton Quest and Race Bannon attending a phenomenology conference in the Himalayas, Jonny and Jessie are forced to impersonate their fathers in Questworld when Jeremiah Surd launches a two-pronged attack on the Quest compound - and Hadji's mind.

A man named Ezekiel Rage seeks vengeance because of the tragic loss of his family in a covert operation when he was a government agent. And the Quest Team gets in his way...

Extraterrestrial transmissions turn out to be warnings to stop a series of space experiments, and the Vice President turns out to be an alien.

Holding an Anasazi beacon capable of calling the alien fathers of current technology, Alice Starseer is pursued by men in black and asks Dr. Quest for help, whose capture provokes a cross-country rescue by Jonny and Jessie.

Dr. Quest is commissioned to find the Philosopher's Stone, which is reputed to turn dross to gold. When he succeeds in capturing the object, he donates it to the museum. It is stolen by Quest's partner, who wants to try it out for himself.

A century ago, the cargo ship Mary Celeste sank under mysterious circumstances. While on an expedition to find the Mary Celeste's remains, Dr Quest discovers what look like crop circles at the bottom of the Sargasso Sea--and a graveyard of ships in an area barren of marine life.

On an archaeological expedition in Borneo, the Quest team run into a giant creature, reputed to savagely attack from all directions at the same time.

Dr. Quest, Jonny and Hadji head to New Jersey to investigate the Jersey Devil. Then they run into a two-hundred-year-old feud between descendants of the Redcoats and the Minutemen over the original copy of the Declaration of Independence.

A werewolf attack in the Yukon brings a Quest team investigation to the home of a humanitarian doctor; the light of the moon illuminates both danger and mystery as the hunt begins.

A missing link is found in an alien spaceship that landed on Easter Island. But when Dr. Quest and Race enter Questworld to investigate what they've found, they run into Jeremiah Surd - who wants to experiment with human de-evolution.

Journeying to the Czech Republic to translate an artefact, which holds the key to controlling a Golen, the Quest Team bump into an ex-KGB operative who's determined to reactivate the Golem to overthrow the government.

Ezekiel Rage steals a compact nuclear device and plans to blow up the polar ice caps. The Aurora Borealis holds the key to stopping him.

The Quest Team discovers that criminals were using Alligators to break into a drilling factory in the Florida Everglades when they were investigating the case using an ornate Viking Sword that the Alligators left behind.

Race has to cross an obstacle course where he set the record for Special Forces recruits -- but there've been some modifications since he was last there.

The Quest team believes that the Canadian legend - Bigfoot is roaming in the Quest compound stealing electronic devices. They try to find out what is going on as hunters bag themselves an exotic trophy.

A seaquake releases a horde of murderous amphibians on a nearly-completed underwater research facility.

The nefarious Dr. Zin subverts a satellite designed by Benton Quest and uses it to hold the world for ransom.

During a simulation to test out a military installation's defences, a bio-computer is out of control.

En route to Nova Scotia in the newly christened Questor II, Jonny, Jessie and Hadji come upon a fog-enveloped island with a tragic history.

Jonny and Hadji discovers a nearby biodome experiment is really a cover for a plant making uranium casted weapons when they visited Jonny's Grandpa, Doug Wildey on his ranch.

Air Force One vanishes with the president within it, and all the evidence points to Benton Quest and Race Bannon. Jonny, Jessie and Hadji must elude government agents to prove their fathers' innocence by finding the real culprit.

In a father-son bonding trip in Devon, Benton and Jonny head to the big pond to fish but on the way, they come across an idyllic little village that's just a little too peaceful.

The Quest team employs QuestWorld to try and revive Race, who has been rendered comatose in a rodeo accident caused by Jeremiah Surd -- who in turn exploits the opportunity to attack Race at his most vulnerable.

While touring Bangalore, Jonny, Jessie and Hadji find a rare falcon, reputedly from a hidden realm that appears once every 500 years - a realm whose river's water is said to bestow immortality. A beautiful ornithologist is also very interested in the bird; but is she who she says she is?

General Vostok returns with the weapon that defeated Napoleon and he wants Benton to make it bigger and more powerful.

Dr. Zin launches the ultimate plan to defeat the Quests.