The BEST episodes of The UnXplained season 8

Every episode of The UnXplained season 8, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The UnXplained season 8!

The UnXplained explores the world’s most fascinating, strange and inexplicable mysteries. Scientists, historians, witnesses and experiencers, each seeking to shed light on how the seemingly impossible actually can happen, explore subjects that have mystified mankind for centuries — from mysterious structures and so-called “evil” places, to strange creatures and bizarre rituals.

Last Updated: 2/5/2026Network: History ChannelStatus: Continuing
Unnatural Disasters
star
7.55
22 votes

#1 - Unnatural Disasters

Season 8 - Episode 3 - Aired 1/30/2026

Throughout history, catastrophic disasters have reshaped civilizations — yet some events defy all scientific expectations. Are some of Earth’s deadliest catastrophes truly natural… or… unnatural?

Impossible Ancient Structures
star
7.50
24 votes

#2 - Impossible Ancient Structures

Season 8 - Episode 1 - Aired 1/16/2026

All over the world stand ancient structures so massive, precise, and baffling that they seem impossible for not just their time, but ours as well; from colossal walls and giant stone tombs to temples carved from solid rock, how did ancient civilizations achieve feats of engineering that still defy modern understanding?

Nightmares and Dreams
star
7.10
21 votes

#3 - Nightmares and Dreams

Season 8 - Episode 2 - Aired 1/23/2026

Dreams have inspired humanity for thousands of years and in all this time, we have yet to answer one fundamental question: What is the purpose of dreams? From nightmares linked to unexplained deaths and more.