Season 4 episodes2025-04-23

Season 4

Scattered across the United States are abandoned structures, forgotten ruins of the past and monuments to a bygone era. Each one shines a light on the story of this land and its people, revealing the secrets of a hidden America.

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Episodes

Season 4

Episode 1

The Cult Hotel

Runtime unavailable

Episode 2

Hunting for the Ship of Gold

Runtime unavailable

Episode 3

America's Gun Factory

Runtime unavailable

Episode 4

Nazi Secrets in the Empire State

Runtime unavailable

Episode 5

The Vermont Doomsday Gun

Runtime unavailable

Season 4

Season 4

The Cult Hotel

Hunting for the Ship of Gold

America's Gun Factory

Nazi Secrets in the Empire State

The Vermont Doomsday Gun

Idaho's Atomic Ghost Town

The Lair of the Mothman

Secrets of the Olympia Brewery

America's Hidden Training Camp