The Mayan city of Tikal is visited for a paranormal probe. Also: A sea creature is sought in Fiji.

In Papua New Guinea, Josh hunts for a mermaid-like sea creature called Ri. In the next part, he searches for a dinosaur-like beast that lurks in the jungles near the village of Tinganavudu.

Josh joins a team of paranormal investigators in Thailand's Khon Kaen province to hunt ghosts reported by villagers, and later he hunts for the Phaya Naga, a nāga-like serpent lurking in the Mekong River near the Laos border.

Josh returns to Papua New Guinea, this time he is in search of a nocturnal, Pterodactyl-like creature called the Ropen. Next, he heads to Chile to find the legendary Chupacabra, a blood-sucking creature with glowing red eyes.

Josh goes to Malaysia's Endau Rompin National Park to look into reports of Bigfoot sightings, then later, he goes to Argentina to find a lake monster called Nahuelito, reminiscent of Nessie that is supposedly lurking in Nahuel Huapi Lake.

Josh goes to South Africa and investigates the banks of the Mzintlava River where a horse-headed fish creature called the Mamlambo reportedly lurks. Then, Josh is off to Lesotho in search of the Tokoloshe, an ape-like being with enormous eyes said to appear and vanish like a ghost.

In Argentina, Josh searches for werewolves, which are of such a concern that the Argentinian president supposedly baptizes the seventh son born in a family to purge the curse. Afterward, Josh checks out reports near the same area, of a dwarf-like creature called El Pombero which is said to impregnate women with a single touch on the belly.

Josh visits Nepal with his crew to investigate the Yeti myth.

A Mongolian sand worm and haunted ruins in East Africa are investigated.

Josh and the crew investigate a manlike creature that is terrorising Cambodian villages. Elsewhere, Zambian fishermen claim that they are being stalked by a dinosaur.

A sea monster in Halong Bay, Vietnam and bat-like creature in East Africa are investigated.

Josh investigates a flying dinosaur, which is claimed to have harassed African locals. Elsewhere, Josh visits the rainforests of Brazil to investigate sightings of a sloth monster.

Josh and his crew investigate reports of giant anacondas in the Brazilian jungles.

Australia — Queensland: The Yowie In the Australian wilderness, a so-far unidentified something creeps around. This creature, the Yowie, resembles the Himalayan Yeti and the North American Bigfoot. Like its overseas mythical cousins, this bizarre hybrid is said to be supremely elusive and a mix of human and ape. But the Yowie is a nocturnal scavenger. Having previously gotten some evidence of Bigfoot, Josh hopes for a similar breakthrough. Malaysia: Mosque Haunting An abandoned mosque in the jungles on the Malaysian peninsula is reported to be home of an evil spirit. Villagers in the region, including a powerful imam, won't even approach the mosque after sundown. Josh and his team travel to Kuala Lumpur to investigate this haunted ruin.

Orang Pendek, which means "short person", is the most common name given to an unconfirmed animal that reportedly inhabits remote, mountainous forests on the island of Sumatra. Then on to the hunt for a huge worm said to reside in the remote Lake Lagarfljot in Iceland. The Worm Monster has been spotted consistently since 1345, and is one of the oldest lake monsters ever (more or less) recorded. It is presumed to be longer than a football field, and has been seen coiled near the shore by countless eyewitnesses.

In the most remote corner of Indonesia is a mysterious cave that is both revered and reviled by local villagers. In one of the two entrances, villagers make offerings to the protective spirits that reside within and are alternately terrified of approaching the other opening. In Australia, an Aboriginal story tells of a creature called the Burrunjor. It walks on two legs and has two small forearms. This creature is said to be dangerous and is about 25 feet long.

Josh is on the island of Java in search of a bat with a 12-foot wingspan (that's not a vigilante). Then the team heads to the Philippines to hunt down a huge, mysterious river creature.

Josh and his team search for Bigfoot-like creatures with mystical powers near a haunted Filipino church and the haunted Aokigahara forest in the shadow of Mount Fuji where campers have often committed suicide.

Josh searches for Issie, the Loch Ness monster of Japan, supposed to live in Lake Ikeda then jumps the continent for Iceland in search of little people believed to be elves.

Ninki Nanka is a legendary creature based in West African folklore. Descriptions of the creature vary, but the consensus is that the animal is reptilian and possibly dragon-like. According to tradition, the Ninki Nanka lives in the swamps of West Africa. Then, meet one of the most terrifying and least-seen forest creatures: the Kikiyaon. Its very name can conjure a look of terror. It is described as resembling a large owl of human proportions. It has a large beak and raking talons on its arms and feet. In many respects it is a mixture of bird and human. The Bambara people say it has a huge pair of feathered wings that grow from its back. Sharp shoulder spurs serve as weapons if its razor-sharp claws fail.

Jason Hawes and Grant Wilson from Ghost Hunters examine the evidence which Josh Gates found at Romania's Hoia-Baciu Forest. Also, a the guys head to Mexico's Yucatan state for evidence for the myth of the Alux.

Josh ventures to a Mexican island to investigate a haunting attributed to a drowned girl and the evidence is later analyzed by TAPS members Steve Gonsalves and Dave Tango of Ghost Hunters. Next, he goes in search of the lusca, a giant octopus rumored to lurk the waters off Andros Island in the Bahamas.

An investigation is held at night of King Tutankhamen's tomb. Next, the team searches the Everglades where the "Swamp Ape" is suppose to lurk.

Josh and the crew head to the Ukraine and the site of the Chernobyl disaster where ghosts are said to be seen wandering around there. Also, a dog like creature is searched for in Cairo.

Sixty percent of Americans believe in extra terrestrial life forms and one fourth of the general population thinks that aliens have visited the planet. Spurred by this information and a recent influx of reports made by Chilean locals about aliens, Josh and the team embark upon their first ET investigation. Next, a man made international news with his personal footage of an unidentified animal that appeared to be over 40 feet long, floating in Turkish waters. Locals in the city of Van, a far eastern Turkish location, also claimed to have seen the mysterious beast. The story of the Lake Monster has became such a hot topic of discussion that they've built a statue of the monster and formed their own search teams to look for it. Not wanting to miss out on the excitement, Josh and the crew trek 17 hours to join the mission.