The BEST episodes of Expedition X

Every episode of Expedition X ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Expedition X!

Whether trekking through the remote jungles of Cambodia in search of a legendary ape-man or exploring the secrets of the world’s largest cave system right here in the United States, the Expedition X team is taking viewers to the stranger side of the unknown.

Last Updated: 9/16/2025Network: DiscoveryStatus: Continuing
Thailand's UFO Cult
star
8.14
64 votes

#1 - Thailand's UFO Cult

Season 4 - Episode 3 - Aired 9/15/2021

Josh sends Phil and Jessica to Bangkok, Thailand, to search for the group behind terrifying warnings of global catastrophes and natural disasters.

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Ghosts of Eloise Asylum (2)
star
8.12
60 votes

#2 - Ghosts of Eloise Asylum (2)

Season 6 - Episode 2 - Aired 8/9/2023

After capturing an unknown entity on film, Josh Gates and his team attempt to communicate with spirits that still reside in the asylum -- including the ghost of a 10-year-old girl who drowned during a freezing hydrotherapy treatment.

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Graveyard of the Great Lakes
star
8.11
62 votes

#3 - Graveyard of the Great Lakes

Season 4 - Episode 4 - Aired 9/22/2021

Lake Superior's treacherous waters have claimed thousands of lives. After witnesses report ghostly lights and sounds, Phil and Jess dive into an investigation to uncover the truth behind alleged paranormal activity on Michigan's Shipwreck Coast.

Watch Now:Amazon
star
8.09
23 votes

#4 - Arctic UFOs

Season 10 - Episode 4 - Aired 9/10/2025

Norway's ice-cold Hessdalen Valley is one of the hottest spots for UFO activity in the world. Phil and Heather scour the skies and dive the valley's depths using cutting-edge tech in search of the truth behind the mysterious Hessdalen Lights.

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Ghost Fort of the Civil War
star
8.08
63 votes

#5 - Ghost Fort of the Civil War

Season 4 - Episode 5 - Aired 9/29/2021

Phil and Jess gain unprecedented access to investigate ghostly voices and apparitions in the massive Civil War stronghold, Ft. Morgan. The clock is ticking; Gulf Coast storms threaten to destroy the 200-year-old Fort and the mysteries inside.

Watch Now:Amazon
star
7.96
28 votes

#6 - Ireland's Alcatraz

Season 10 - Episode 2 - Aired 8/27/2025

Josh and Heather investigate Spike Island, Ireland's most brutal prison, after hearing shocking paranormal claims from visitors and former inmates. Have centuries of torture and death caused the island's spirits to finally break free?

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Skinwalker Valley
star
7.93
57 votes

#7 - Skinwalker Valley

Season 6 - Episode 7 - Aired 9/13/2023

Phil and Jess investigate Utah's Uintah Basin, a region teeming with paranormal activity -- including numerous UFO sightings, cattle mutilations and reports of shape-shifting creatures.

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Ghosts of Eloise Asylum (1)
star
7.92
64 votes

#8 - Ghosts of Eloise Asylum (1)

Season 6 - Episode 1 - Aired 8/2/2023

Josh Gates and fellow paranormal researchers Phil and Jess investigate a decaying mental hospital in Detroit where reported hauntings threaten all who brave its abandoned halls.

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star
7.91
74 votes

#9 - Transylvanian Terror

Season 7 - Episode 1 - Aired 2/7/2024

Phil and Jess explore the world's most haunted forest near the site of the Dracula legend and where Josh Gates had his most terrifying experience. During a night investigation, Jess finds herself being watched by someone or something sinister.

Watch Now:Amazon
star
7.89
19 votes

#10 - Curse of the Conjuring

Season 10 - Episode 3 - Aired 9/3/2025

Phil and Heather travel to the location of the original Conjuring House to investigate a family's claims that similar dark paranormal activity is haunting their home. Could the Warrens' unfinished business be terrorizing another family?

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Valley of UFOs
star
7.85
55 votes

#11 - Valley of UFOs

Season 6 - Episode 8 - Aired 9/20/2023

Phil and Jess continue their investigation into Utah's infamous Uintah Basin, where reports of UFO encounters have terrified locals. The team uncovers stunning new evidence when attempting to contact extraterrestrials.

Watch Now:AmazonApple TV
star
7.84
25 votes

#12 - Secrets of Spike Island

Season 10 - Episode 1 - Aired 8/20/2025

Josh and Heather investigate Spike Island, Ireland's most brutal prison, after hearing shocking paranormal claims from visitors and former inmates. Have centuries of torture and death caused the island's spirits to finally break free?

Watch Now:AmazonApple TV
Terror in Appalachia
star
7.84
68 votes

#13 - Terror in Appalachia

Season 4 - Episode 1 - Aired 9/1/2021

Hikers are going missing amid reports of grotesque, human-like creatures prowling Appalachia's Great Smoky Mountains. Phil and Jess venture into the unforgiving wilderness to investigate the truth behind terrifying sightings of feral people.

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Trapped in the Asylum
star
7.84
55 votes

#14 - Trapped in the Asylum

Season 8 - Episode 2 - Aired 8/21/2024

Josh, Heather and Phil continue their investigation into a haunted lunatic asylum. They encounter extreme paranormal activity, capturing stunning evidence that convinces them this is their most terrifying expedition yet.

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The Madhouse
star
7.82
60 votes

#15 - The Madhouse

Season 8 - Episode 1 - Aired 8/14/2024

Josh, Phil and Heather investigate what may be the most haunted building in America: the Trans-Allegheny Lunatic Asylum, where thousands died after disturbing medical procedures. It's said their ghosts roam its now-abandoned halls and they're angry.

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Monster of the Amazon
star
7.80
55 votes

#16 - Monster of the Amazon

Season 5 - Episode 6 - Aired 6/29/2022

Deep in the Peruvian jungle, a supersized beast is terrifying locals.

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Beast of the Bayou
star
7.77
65 votes

#17 - Beast of the Bayou

Season 6 - Episode 3 - Aired 8/16/2023

A murderous monster is said to lurk in the vast swamplands near New Orleans. Phil and Jess investigate an ancient Cajun mystery surrounding a bloodthirsty werewolf-like beast terrorizing the Bayou.

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A 'Squatch Above the Rest
star
7.76
37 votes

#18 - A 'Squatch Above the Rest

Season 9 - Episode 8 - Aired 3/12/2025

Phil and Heather journey into the Kentucky wilderness, searching for sasquatches rumored to be highly intelligent. They quickly find themselves in a chilling game of cat and mouse as the beasts seem always to stay one step ahead of them.

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star
7.75
65 votes

#19 - Killer Sasquatch

Season 7 - Episode 2 - Aired 2/14/2024

The team heads to Alaska, America's last frontier, to investigate reports of a murderous sasquatch; Phil and Jess travel deep into the wilderness and have a truly hair-raising close encounter with what locals call "The Hairy Man."

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Mystery in Mammoth Cave
star
7.72
98 votes

#20 - Mystery in Mammoth Cave

Season 1 - Episode 4 - Aired 3/4/2020

Phil Torres and Jessica Chobot investigate a strange phenomenon that's been haunting Mammoth Cave for generations. Is there something else deep within the largest cave system in the world? Or is it the team's minds playing tricks?

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Alaskan Lake Monster
star
7.72
61 votes

#21 - Alaskan Lake Monster

Season 5 - Episode 4 - Aired 6/15/2022

Phil and Jess search whitewater rapids and a frigid Alaskan lake for a legendary beast that's now the target of serious scientific inquiry.

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City of Ghosts
star
7.71
49 votes

#22 - City of Ghosts

Season 8 - Episode 5 - Aired 9/11/2024

Heather and Phil continue their investigation of Savannah, GA: America's most haunted city. Their quest takes them deep into the wilderness, where they discover a place of terrible tragedy that many locals believe has led to powerful paranormal activity.

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UFOs Over New Mexico
star
7.71
68 votes

#23 - UFOs Over New Mexico

Season 3 - Episode 3 - Aired 4/28/2021

Responding to recent UFO sightings, Josh Gates sends his team to New Mexico for a new investigation into the infamous, unsolved Socorro Landing Incident; using never-before-used technology and with new witnesses, Jess and Phil look to solve Socorro.

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Curse of the Ghost Town
star
7.70
88 votes

#24 - Curse of the Ghost Town

Season 2 - Episode 1 - Aired 11/11/2020

Josh Gates' team heads west to investigate America's most haunted town. Locals claim the spirit of a notorious bandit spooks the town because of a wrongful hanging. Phil and Jess' investigation leads them into a dangerous abandoned gold mine.

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Nuclear UFOs
star
7.68
57 votes

#25 - Nuclear UFOs

Season 7 - Episode 8 - Aired 3/27/2024

In the aftermath of Japan's 2011 Fukushima nuclear disaster, citizens began reporting something truly amazing: UFOs. Phil and Jess enter a radioactive wasteland to discover the stunning truth behind these "extraterrestrial" encounters.

Watch Now:Amazon