It is alleged that New York, the most populated metropolis in America, is home to a colony of dangerous alligators. Monsterquest sets out to prove if it is true, or only an urban legend.

Vampires are supposed to be fictional bloodthirsty characters that live only in best-selling books, blockbuster movies and trendy television series. So the Monster Quest team sets out to try and find actual evidence.

In legends, they're called "krakens": enormous squid with tentacles that terrify and can squeeze the life from sailors. MonsterQuest goes into the deep to capture the first footage of these giant squid.

They're huge, ferocious and frightening. They live in remote corners of the world. The Monsterquest team investigate whether there are real dragons or descendants of prehistoric reptiles.

Something strange is killing animals and sucking the blood from its victims. Scientists investigate whether this creature is the mysterious Chupacabra of legend, or a gruesome new hybrid mutation?

The MonsterQuest team is investigating sightings of dangerous ape like creatures across North America. They want to know whether these are apes in the wild or a mysterious legend that stalks forests and swamps.

All over the world, Scientists are noting an increase in the numbers of jellyfish in the oceans. They mount various expeditions to investigate the mechanisms that seem to be causing this phenomenon.

Large and dangerous cats are stalking suburban neighborhoods throughout the United States. Witnesses claim they are attacking humans and killing deer. The MonsterQuest investigation team goes undercover to examine evidence and eyewitness accounts to reveal the identity of this beast before it kills again.