• Schedule
  • Mobile Apps
  • Watch Live
  • Stream on discovery+
  • Ghostober
  • Shows
    • Main
    • Program Guide
    • Watch Live
    Shows
    • Conjuring Kesha
    • The Dead Files
    • Destination Fear
    • Eli Roth Presents: A Ghost Ruined My Life
    • Expedition Bigfoot
    • Ghost Adventures
    • Ghost Brothers
    • Ghost Nation
    • The Holzer Files
    • Kindred Spirits
    • Mountain Monsters
    • Paranormal Caught on Camera
    • Portals to Hell
    Hosts
    • Amy Allan
    • Amy Bruni and Adam Berry
    • Destination Fear Team
    • Don Wildman
    • Ghost Adventures Crew
    • Ghost Nation
    • The Holzer Files Team
    • Jack Osbourne and Katrina Weidman
    • Steve Dischiavi
    Trending
    • Haunted
    • Ghost Adventures
    • Ghost Nation
    • Shows
  • Video
    • All Videos
    • Watch Live TV
    Top Videos
    • Tips for Solo Travelers
    • 4 Gorgeous Waterfalls
    • 5 Extreme Swings
    • World's 10 Best Swimming Holes
    • Best BBQ in America
    • Tilt! at 360 Chicago
    Digital Exclusives
    • Big City, Little Budget: New York
    • Big City, Little Budget: San Francisco
    • Bizarre Foods in the Kitchen
    • Man V. NYC
    • One Bag and You're Out
    • Outlandish
    From Our Shows
    • Bizarre Foods
    • Bizarre Foods: Delicious Destinations
    • Booze Traveler
    • The Dead Files
    • Expedition Unknown
    • Ghost Adventures
    • Hotel Impossible
    • Mysteries at the Museum
    Trending
    • Haunted
    • Ghost Adventures
    • Ghost Nation
    • Shows
  • Destinations
    Top Domestic
    • Boston
    • California
    • Charleston
    • Florida
    • Hawaii
    • Las Vegas
    • New Orleans
    • New York City
    • Washington, DC
    Top International
    • Barcelona
    • Caribbean
    • Costa Rica
    • Dubai
    • Greece
    • Japan
    • London
    • Paris
    • Rome
    Trending
    • Alaska
    • Cancun
    • Iceland
    • Jamaica
    • Myrtle Beach
    • Nashville
    • Niagara Falls
    • San Antonio
    • Vancouver
    Explore By Region
    • Asia Pacific
    • Caribbean
    • Europe
    • Middle East & Africa
    • North America
    • South & Central America
    Trending
    • Haunted
    • Ghost Adventures
    • Ghost Nation
    • Shows
  • Interests
    Top Interests
    • Amusement Parks
    • Arts and Culture
    • Beaches
    • Food and Wine
    • National Parks
    • Tailgating
    By Trip
    • Cruises
    • Health and Wellness
    • Honeymoons
    • Long Weekends
    • Outdoor Adventure
    • Road Trips
    By Traveler
    • Family Travel
    • Girls' Getaways
    • Guy Trips
    • LGBT Travel
    • Solo Travel
    Travel Tips
    • Budget Tips
    • Gear and Gadgets
    • Hotels and Lodging
    • Plan Your Bucket List
    • Savvy Traveler
    Trending
    • Haunted
    • Ghost Adventures
    • Ghost Nation
    • Shows
  • Sweepstakes
  • Home
  • Shows
  • Expedition Unknown
  • Episodes

Expedition Unknown

#ExpeditionUnknown All-New Episodes on Discovery Channel
  • Main
  • Photos
  • Video
  • Episodes
  • Hunt for the Yeti
  • Destination Truth
  • Hunt for Extraterrestrials

Expedition Unknown Episodes

  • Season 6.1
  • Season 6.0
  • Season 5.1
  • Season 5.0
  • Season 4.0
  • Season 3.0
  • Season 2.0
  • Season 1.1
  • Season 1.0
  • Season 0.0
Change Season
Season 4, Episode 1

Viking Secrets

Josh investigates how a group of Norse tribesman gained power in medieval Europe. His search for answers begins in their one-time home base of Denmark and continues on to the first place they expanded off the continent, the remote island of Iceland.

Season 4, Episode 2

Vikings in America

Josh traces the westward expansion of the Vikings into North America.

Season 4, Episode 3

Origins of Stonehenge

Josh travels to Great Britain to explore the origins of Stonehenge.

Season 4, Episode 4

The Secret

Josh searches for the hidden treasures featured in a 1980s puzzle book.

Season 4, Episode 5

Butch Cassidy's Lost Loot

Josh rides into the Wild West to hunt for Butch Cassidy's missing money.

Season 4, Episode 6

Hunt for the Metal Library

Josh travels through the jungles of Ecuador to explore the watery depths of Tayos Cave for a legendary set of metal plates believed to be created by an advanced ancient civilization.

Season 4, Episode 7

Great Women of Ancient Egypt

Josh investigates three of the most powerful women in ancient Egypt.

Season 4, Episode 8

Egypt's Lost Queens

Josh continues his investigation of ancient Egypt's powerful women rulers.

Season 4, Episode 9

Secrets of Brother XII

Josh uncovers the mystery of a treasure left behind by an insidious cult.

Season 4, Episode 10

Pyramid of Legends

Josh ventures into the ancient Maya city of El Mirador in search of the lost tombs of a mysterious ruling dynasty called the Snake Kings.

Season 4, Episode 11

Lost City of El Mirador

Josh concludes his investigation into the mysterious Maya city of El Mirador, from the possible burial of the elusive Snake Kings to uncovering the secrets behind the fall of one of history's greatest ancient cities.

Season 4, Episode 12

Nazis in Argentina

Josh ventures to Argentina, where many Nazi SS officers escaped to after World War II. He uncovers secret Nazi hideouts and investigates what may be the most shocking conspiracy theory of all -- Adolf Hitler's "true" fate.

Season 4, Episode 13

Lost Gold of Jean Laffite

Josh ventures to the American south to uncover the mystery of real-life buccaneer Jean Laffite and the location of his hidden treasure.

Season 4, Episode 14

Mahogany Ship

Josh goes down under to search along Australia's infamous Shipwreck Coast for the missing Mahogany Ship. Confirming the vessel's existence could rewrite Australia's history.

Season 4, Episode 15

Hunt for the Ruby Slippers

Josh investigates the theft of one of the most iconic pieces of Hollywood memorabilia of all time -- the ruby slippers worn by Judy Garland in the 1939 classic movie, The Wizard of Oz.

  • Previous Season
  • Next Season

On TV

Paranormal Caught on Camera

8am | 7c

Paranormal Caught on Camera

9am | 8c

Paranormal Caught on Camera

10am | 9c

Paranormal Caught on Camera

11am | 10c

Paranormal Caught on Camera

12pm | 11c

Paranormal Caught on Camera

1pm | 12c

Paranormal Caught on Camera

2pm | 1c

Paranormal Caught on Camera

3pm | 2c

Paranormal Caught on Camera

4pm | 3c

Paranormal Caught on Camera

5pm | 4c
6pm | 5c
On Tonight
On Tonight
8pm | 7c
10pm | 9c
12am | 11c
2am | 1c
See Full Schedule

Stream discovery+

Your favorite shows, personalities and exclusive originals. All in one place.

Subscribe Now

What's New in Shows

Behind The Scenes Of Conjuring Kesha 19 Photos

UFO Witness: Ben Hansen's Top Alien Investigations 10 Photos

By: Maggie Miller

10 Must Watch Shock Docs On discovery+ 10 Photos

By: Maggie Miller

11 Shocking Pieces Of Evidence From Paranormal Caught on Camera 11 Photos

By: Beth Braden

Ghost Adventures: The Comedy Store 10 Photos

Ghost Adventures: Painted Lady Brothel 8 Photos

Ghost Adventures: El Rancho Hotel 8 Photos

Ghost Adventures: Ghost Train of Ely 13 Photos

Get a Sneak Peek of Ghost Nation’s Ultimate Reunion Before Halloween 15 Photos

By: Lauren Oster

Exclusive: "Ghost Adventures" Crew Investigates Joe Exotic's Infamous Animal Park 15 Photos

An Osbourne Family (Photo) Album 15 Photos

By: Lauren Oster

10 Criminal Cases Cracked Open by Paranormal Research 11 Photos

By: Joe Sills

Ghost Adventures: Bloodshed in the Bordello 7 Photos

10 Can't-Miss, Scream-Inducing Moments on Portals to Hell 10 Photos

By: Jenny Adams

Ghost Adventures: The Graber Farm Entity 12 Photos

Take a 'Destination Fear' Road Trip 15 Photos

Ghost Adventures: London Bridge 7 Photos

By: Jenny Adams

Ghost Nation Is Back: Go Behind the Scenes of the New Season 15 Photos

Ghost Adventures: Industrial District of the Damned 9 Photos

Ghost Adventures: Beneath the Bonanza 12 Photos

Ghost Adventures: The Chinatown Poltergeist 15 Photos

Ghost Adventures: Haunted Hollow Forest 11 Photos

Cocktails Built for Travel Channel Binge-Watching 14 Photos

Ghost Adventures: Goodwin Home Invasion 13 Photos

Ghost Adventures: Nightmare in Antelope 11 Photos

Ghost Adventures: Union Brewery of Death 11 Photos

Ghost Adventures: Franklin Castle 13 Photos

Ghost Adventures: Horror in Biggs 10 Photos

Sneak Peek Photos from Season Four of 'Kindred Spirits' 17 Photos

98 Sand n' Surf Hotspots 98 Photos

Follow Us Everywhere

Join the party! Don't miss Travel Channel in your favorite social media feeds.

  • Facebook
  • Twitter
  • Instagram
  • YouTube
  • Pinterest

More From Travel

  • Sweepstakes
  • Travel's Best
  • Stream Travel Channel
  • Ways to Watch Travel Channel

  • Help
  • Advertise
  • About
  • AdChoices
  • Privacy Notice
  • Visitor Agreement
  • Site Map
  • TV Ratings
  • Online Closed Captioning
  • California Privacy Notice
  • CA Do Not Sell My Info
  • Accessibility
  • Discovery, Inc.
  • The Discovery Family of Networks
    • Food Network
    • HGTV.com
    • Food.com
    • Travel Channel
    • Cooking Channel
    • TLC.com
    • Discovery.com
  • © 2022 Warner Bros. Discovery, Inc. or its subsidiaries and affiliates. All rights reserved.