Season 1

12 episodes · Jan 8, 2015 · 6.6

Driven by a thirst for adventure and armed with an archaeologist’s expertise, Josh Gates plunges into the heart of history’s greatest mysteries. Each season finds him chasing down fresh leads on legendary enigmas, then diving headfirst into immersive explorations – not just obser…

Season 2

19 episodes · Oct 7, 2015 · 5.0

Join Josh Gates as he chases history’s biggest mysteries across continents in this season’s thrilling expeditions. With his signature blend of archaeological expertise and infectious enthusiasm, Gates plunges into the heart of legendary tales – from unearthing clues to the truth …

Season 3

17 episodes · Nov 2, 2016 · 5.4

Season three plunges into a fresh wave of mysteries, tackling enduring enigmas like the fate of D.B. Cooper, the legendary lost treasure of Captain Kidd, and the elusive tomb of Attila the Hun. Join Josh Gates as he embarks on sixteen pulse-pounding expeditions – some of his most…

Season 4

10 episodes · Dec 27, 2017 · 6.6

Get ready to journey with Josh Gates as his relentless pursuit of adventure takes him across the globe, chasing down history’s most captivating legends. Armed with cutting-edge research and technology, he's embarking on twelve brand new expeditions—each one a thrilling quest for …

Season 5

7 episodes · May 29, 2018 · 5.9

Driven by insatiable curiosity and a thirst for adventure, seasoned explorer Josh Gates embarks on a thrilling new journey across continents, tackling history’s most captivating enigmas. This season, he'll chase legends from the dense jungles of Guatemala to iconic landmarks arou…

Season 6: Search for the Afterlife

4 episodes · Oct 7, 2018 · 6.4

Driven by humanity’s oldest question – what happens after we die? – Josh Gates embarks on a thrilling new expedition across continents in search of answers from the spirit world. This season, he plunges into chilling ghost hunts at notoriously haunted locations and explores ancie…

Season 7

9 episodes · Apr 7, 2019 · 6.3

For years, adventurer Josh Gates has chased history’s most captivating mysteries to the far corners of the globe. Now, he's embarking on his boldest explorations yet. Join him as he retraces the steps of a legendary figure—the inspiration for Indiana Jones himself—in pursuit of t…

Season 8

13 episodes · Aug 8, 2019 · 6.7

Season 9

8 episodes · Feb 5, 2020 · 6.3

Season 10

6 episodes · Jul 21, 2021 · 6.4

Season 11

14 episodes · May 25, 2022 · 7.8

Season 12

8 episodes · May 24, 2023 · 6.5

Season 13

8 episodes · Nov 15, 2023 · 8.5

Driven by an insatiable curiosity and captivated by legendary mysteries, Josh Gates is back on a quest for answers in *Expedition Unknown*. This season follows his thrilling global adventures as he tackles some of history’s most perplexing puzzles – from lost cities and buried tr…

Season 14

7 episodes · Jun 20, 2024 · 8.3

Season 15

6 episodes · Oct 9, 2024 · 7.8

Season 16

8 episodes · Jun 18, 2025 · 7.4

Season 17

6 episodes · Nov 5, 2025 · 7.0

Season 18

5 episodes · Jun 24, 2026