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Does a giant prehistoric creature lurk in Lake Champlain? The locals nicknamed it Champ. Generations of eyewitnesses rumor to have seen the creature, a dinosaur-like animal, 15-25 feet long most resembling the extinct plesiosaur. Examine the mystery surrounding Lake Champlain as specially designed cameras search for the monster. Existing photographic evidence will also be put to the test.

Investigation into the adaptability of giant pythons in Florida as their habitat spreads into heavily populated areas such as Miami.

Investigating reports of huge, man-eating snakes 50 feet or more in length in Venezuela. Also pet pythons that escape, multiply and grow huge in the Florida Everglades.

For decades cameras have been capturing images of a flying, torpedo-like creature. So fast it cannot be seen with the naked eye. Some think it is a military weapon, others believe it may be a creature from another dimension. But just what is it? This MonsterQuest scientific journey will use super high speed photography, physics and even a wind tunnel experiment to shed light on a creature simply referred to as Rods.

In 2006, the NY times revealed a devilish plan by Soviet dictator Josef Stalin to create monsters by crossing humans with apes. But was it real? And how far did he get? This MonsterQuest scientific journey will travel to Russia to find out. We will also look at the many other efforts, both by man and Mother Nature, to combine the strength of apes with the intelligence of man. This is a real Frankenstein story& from head transplants in the U.S. to cases of ape on human attacks. Man and Apes are not as different as you might think.

The vast swamps of Louisiana and Florida hide many animals...including a beast locals call The Swamp Creature. At 7 ft tall, with red hair, and a rotten egg smell this beast has been nicknamed The Skunk Ape. For the first time, bloodhounds will be used to track the elusive creature. And sexual ape pheromone chips will be used to guide the bloodhounds to their prey.

Investigation into the reports of gigantic swine like the 800 lb "Hogzilla" shot in Georgia in 2004.

High in the rugged wilderness of Colorado's Rocky Mountains a large hairy creature is said to be preying on the elk and frightening residents. The stories date back centuries with the earliest settlers describing terrifying encounters with a large beast whose scream bellows across the hills. Even today ranchers and hikers report a monster they can't explain that may be attacking their horses

For over 250 years a frightening winged beast has been menacing the residents of New Jersey. The Jersey Devil is described as a winged half-bird half-horse, with hoofed feet, a reptilian tail and a penetrating scream that echoes through the forests of New Jersey's Pine Barrens. Wildlife experts claim that a misidentified but known animal may be responsible for the encounters, but recent witnesses who have seen the beast are scared for their lives, and say the scientific evidence will prove there is a monster.

In the marshy swamp land of Texarkana a legendary beast has hunted the residents of a small Arkansas town. Their story was immortalized in a well known movie, The Legend of Boggy Creek. The real events were a series of violent nocturnal attacks that left behind not only fear and panic but also remarkable tracks. But the evidence is not just confined to history. Scientific clues continue to this day and point to a malevolent monster that stalks the Deep South.

Investigation of the Chupacabra, or "goat sucker". A mysterious bipedal, blood-draining creature said to be responsible for a rash of unexplained animal killings in Puerto Rico and Texas.

Investigation into the supposed existence of ghosts at the famous Lizzie Borden axe-murder house in Massachusetts.

Sharks have terrified people for centuries and deep within the forbidding waters of Mexico's Baja Peninsula may lurk a mammoth sixty foot monster. In prehistoric times, huge carnivorous sharks, more than twice the size of a great white, ruled the waves. Marine experts claim these giants went extinct, but evidence may challenge that. Meanwhile, frightened Mexican fisherman talk of being stalked by a "Black Demon"; and sailors report close collisions with a shark unlike anything that they have encountered before.

The movie Jaws scared an entire generation off of ocean beaches...but there are monsters lurking in freshwater lakes and rivers too. Are these just fish stories or are they real? From the Artic Circle to the Amazon, MonsterQuest will launch expeditions to find the biggest and nastiest giant fresh water fish. From catfish large enough to swallow kids whole to trout as large as a boat. Scientists will deploy giant lures and underwater cameras in a search for monster fish.

Mans best friend is many times our last line of defense. But something strange is killing Fido. In 2006, a rash of pets were killed in Maine and Minnesota by a beast locals describe as a mutant. But there are more than just stories, a creature was hit by a car and the body was found. This strange looking creature will be DNA tested to see what it really is. And two MonsterQuest winter expeditions will be launched to trap other dog killers still at large.

Following the reports of attacks that inspired the Moby-Dick tale from classic literature, an investigative team searches for albino sperm whales to see if there is any truth to their aggressive nature.

This episode was a rebranding of a previous history channel program, it tells the story of Giganto.

Eyewitnesses in Wisconsin and Michigan report seeing a tall hairy man - beast some describe as a dogman...a centuries old legend based on myth, not a real animal. But what are they seeing? MonsterQuest will deploy professional hunters and trackers in an area with recent sightings, armed with a tranquilizer gun. And for the first time eyewitness accounts will be put to the test, using polygraphs and hypnosis&the results will astonish.

The Sea of Cortez holds a monster of gigantic proportions. Video evidence of what appeared to be a huge squid, 1000 feet under the ocean's surface, was captured in 2006 by a Monster Quest expedition team. The footage is less than 2 seconds long, and difficult to analyze, but some experts believed the squid was up to 100 feet long. Now, MonsterQuest returns to the area with improved technology to find proof of this legendary sea beast.

The show follows an expedition deep into the jungles of Cameroon in search of evidence of the Mokèlé Mbèmbé – a creature local villagers identify as a long-necked sauropod thought to have gone extinct over 65-million years ago.

An investigation into the increasing number of great white shark attacks, following a team of researchers who are trying to determine why sharks are becoming more aggressive.

An investigation into the foothills of North Western Kentucky to search for a Bigfoot-like creature that is said to make terrifying, wild screams. A tooth, photographic and audio evidence come to light, and investigators venture into the remote wilderness in an attempt to identify the source of these mysterious sounds.

More than 50 years ago, South American scientists attempted to cross-breed bees that would produce more honey than ever before possible. But instead, they created a monster. Today, these giant bees are on the loose, spreading northward and invading US cities. MonsterQuest examines how these killer bees attack with an unseen ferocity and discovers that the bees may be adapting to colder temperatures, making them an even greater threat.

Attacks by mountain lions make headlines across the U.S. But some people say they are seeing something else...large black cats. From Texas to Minnesota to West Virginia, MonsterQuest will follow the eyewitness accounts and physical evidence of these demon cats. Pictures and law enforcement encounters prove a big black cat is out there but what is it? While they resemble a mountain lion, there is no such thing as a black mountain lion. Bones from a carcass, eyewitnesses claim was a huge black cat, will be put to the DNA test.

Investigation into the 2007 Bolivia, North Carolina reports of strange attacks on livestock and pets by a creature that feeds on blood.

Investigation into sightings of Bigfoot-like creatures throughout the state of Ohio.

Fossils of giant rats have been discovered by archaeologists, but are they returning? Follow along as Monsterquest examines reports that these large creatures are inhabiting modern sewers and that some are man-eaters.

Between 1979 and 1983 over 200 livestock were torn apart on the moors of England. Despite the efforts of armed marines, no predator was ever found and the attacks continue to this day. Eyewitnesses allege that a strange "black beast" is the culprit, but new video evidence could have answers to the mystery.

Native American history is full of "Hairy Man" stories and cave art that date back over a thousand years. Did Native Americans know the truth behind the Bigfoot legend? An expedition along the Klamath River into reservation land will use state of the art technology to search for something locals don't doubt is real. With unprecedented access to Native American stories and recent sightings, MonsterQuest examines this creature that is both feared and revered.

Most people agree that vampires are fictional creatures, but throughout history and even today, there have been cases of people who thirst for blood. These "real vampires" believe that in order to survive, they must feed on the life-force of others. In this episode, we investigate these living vampires to find out if there is a physical reason behind their cravings. Can science separate the fact from the fiction surrounding these "creatures of the night"?

Throughout history there have been sightings of a massive octopus big enough to attack and sink boats. Could such a creature really exist? Our divers probe the depths of the North Pacific where the world's largest known species of octopus lives. Could these octopuses be a food source for a monster? The investigation will use various underwater camera systems, including a tiny camera small enough to probe inside octopus lairs. Deep waters, rough currents, freezing temperatures and the prospect of encountering a 20-ton boneless horror make this a dangerous expedition.

In 1976, in upstate New York, several police officers witnessed an animal that they can't explain. They describe it as a "large creature, 7 to 8 feet tall, walking like a gorilla hunched over, making a sound like a woman screaming." Over thirty years later sightings are continuing and these police officers have agreed to be put to the test. Meanwhile, MonsterQuest teams up with local researchers and renowned wildlife experts on the trail of the Monster of Whitehall