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Season 4 – Mysteries of the Abandoned: Hidden America

Play trailer Poster for Season 4 – Mysteries of the Abandoned: Hidden America Apr 2025 Documentary Special Interest Play Trailer Watchlist
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Scattered across the United States are abandoned structures, forgotten ruins of the past and monuments to a bygone era that reveal the secrets of a hidden America.
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Mysteries of the Abandoned: Hidden America — Season 4

Mysteries of the Abandoned: Hidden America — Season 4

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Cast & Crew

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, Various

Actor

Michele Mitchell

Self

Kasper Michaels

Narrator

Charlie Clayton

Director

Rory Kaufhold

Director

Episodes

Episode 1 Aired Apr 23, 2025 The Cult Hotel A worldwide communications facility is taken over by a dangerous cult; a secret arsenal harbors the most destructive weapons ever known; an ordinary inn has a surprising history. Details Episode 2 Aired Mar 2, 2025 Look at a secret desert outpost in Utah where men unleashed hell; entering a forgotten Jacksonville church that became a haven; explore third-hand Japanese buildings in New York and the lair of a birdlike beast that tormented a West Virginia town. Details Episode 2 Aired Apr 30, 2025 Hunting for the Ship of Gold A crew searches for a shipwreck loaded with gold and sets off a long legal dispute; a lavish complex in the Catskills attracts many of America's comics; a zoo full of metal sculptures marks the spot where war once came to Colorado. Details Episode 3 Aired May 7, 2025 America's Gun Factory A company town produces weapons that transform the Wild West; a building complex revolutionizes communications on this world; an old mine bears the scars of a deadly labor conflict; a forest hides the remains of a socialite's mansion. Details Episode 3 Aired Feb 9, 2025 Inspect a rusty boat in Florida that once held boundless treasure; creep around an Indiana house of correction that punished its residents; examine a metal menagerie on the front lines of a foreign attack and an upstate New York comedy incubator. Details Episode 4 Aired May 14, 2025 Nazi Secrets in the Empire State A strange structure in New York becomes a testing ground for Nazi technology; a thriving amusement park is laid to ruins by an unstoppable force of nature; an island becomes a major player in a controversial industry. Details Episode 5 Aired May 21, 2025 The Vermont Doomsday Gun A research facility spawns new technology with earth-shattering implications; a coastal haven for African Americans changes the nation; a forgotten fortress fights off a Nazi submarine; a staunch building stands firm on San Francisco's darkest day. Details Episode 6 Aired Jul 9, 2025 Idaho's Atomic Ghost Town The remains of Idaho's nuclear industry mark a new era of American history; a distillery in rural Kentucky revolutionizes liquor; a New England settlement prospers despite prejudice; subterranean chambers produce many of the nation's monuments. Details Episode 6 Aired Mar 3, 2025 Tour a gun making company town in Connecticut and a Jersey Shore facility that revolutionized transatlantic communication; investigate a Colorado plain that was the site of a brutal labor battle, then check out a fairytale mansion in New Hampshire. Details Episode 7 Aired Jul 16, 2025 The Lair of the Mothman A desert facility trains a nuclear strike force; a church becomes a sanctuary from racial violence; an old military building spawns a creature that haunts a small town. Details Episode 7 Aired Mar 10, 2025 Explore a Louisiana military base that helped save the world, then descend into a basement filled with Prohibition-era secrets; look around a bizarre castle in the Colorado mountains and a ruined Pennsylvania resort that was a Union stronghold. Details Episode 8 Aired Jul 30, 2025 Secrets of the Olympia Brewery A brewery in the Pacific Northwest sustains prospectors during the Gold Rush; a Wyoming mining settlement descends into lawlessness; a murder in a small Mississippi town sparks a revolution. Details Episode 9 Aired Aug 6, 2025 America's Hidden Training Camp A military base trains soldiers in modern warfare to help defeat the Nazis; a suburban basement becomes a major cog in the Detroit bootlegging scene; a brave woman leads a labor union against organized crime. Details
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Mysteries of the Abandoned: Hidden America — Season 4

Mysteries of the Abandoned: Hidden America Mysteries of the Abandoned: Hidden America Mysteries of the Abandoned: Hidden America View more photos

Season Info

Director
Charlie Clayton, Rory Kaufhold
Network
Discovery Channel
Rating
TV-PG
Genre
Documentary, Special Interest
Original Language
English
Release Date
Apr 23, 2025