Name: The Invisible Enemy
Released: 2026-03-18

Explore a historic Scottish location that turned into a military battleground, visit a dilapidated site in Oklahoma marked by the tragic legacy of Native American cultural erasure, venture into a decaying Greek residence filled with dark memories, and uncover the secrets of an Oregon military base that once prepared for a fictitious adversary.

Show Mysteries of the Abandoned

Episode S13E10

Air Date Mar 18, 2026

Season 13 Episodes

S13E01 Blood Wedding S13E02 The Island of No Return S13E03 The Beer Riot S13E04 Do-Over Ranch S13E05 D-Day Castle S13E06 Japan's Poison Island S13E07 The Nazis' Last Stand S13E08 Agent Zigzag S13E09 Cold War Cover-Up S13E10 The Invisible Enemy S13E11 Fort Traitor S13E12 Churchill's Shadow War

The Invisible Enemy (S13E10)

Season 13 Episodes