Mysteries of the Abandoned

Thursday, January 29

Pompeii's Gate to Hell

Season 4 • Episode 8

An eerie complex of underground tunnels exists near the destroyed city of Pompeii.

Thursday, January 29

Alien Hell Portal

Season 4 • Episode 7

A strange complex of tunnels on the grounds of a mansion are under lock and key for a century.

Thursday, January 29

Secret of Supervillain Island

Season 4 • Episode 2

On an island off the coast of Croatia, the mysterious ruins of a long-abandoned hideout exist.

Thursday, January 29

Escobar's Castle

Season 4 • Episode 3

The ruins of a once-palatial compound contain the secrets of a notorious criminal.

Thursday, January 29

Treasure of Outlaw Valley

Season 4 • Episode 5

A ghost town in the American West was once a Gold Rush hotspot and extremely violent.

Friday, January 30

Secret of Supervillain Island

Season 4 • Episode 2

On an island off the coast of Croatia, the mysterious ruins of a long-abandoned hideout exist.

Friday, January 30

Escobar's Castle

Season 4 • Episode 3

The ruins of a once-palatial compound contain the secrets of a notorious criminal.

Friday, January 30

Treasure of Outlaw Valley

Season 4 • Episode 5

A ghost town in the American West was once a Gold Rush hotspot and extremely violent.

Friday, January 30

Alien Hell Portal

Season 4 • Episode 7

A strange complex of tunnels on the grounds of a mansion are under lock and key for a century.

Friday, January 30

Anarchy on Ireland's Alcatraz

Season 6 • Episode 9

Access to its burnt-out interior reveals how inmates took over Ireland's Alcatraz.

Thursday, February 5

Escobar's Castle

Season 4 • Episode 3

The ruins of a once-palatial compound contain the secrets of a notorious criminal.

Thursday, February 5

Factory of Death

Season 7 • Episode 5

A deserted facility features graffiti that may be mathematical equations pointing to a dark secret.

Thursday, February 5

Castle Kingdom

Season 10 • Episode 2

A project came to an abrupt halt when the construction company began to face financial difficulties.

Thursday, February 5

The Ruins of Archaeopolis

Season 10 • Episode 12

This decaying fortress once stood between the Ancient Roman and Persian Empires.

Thursday, February 5

The Ruins of Troy

Season 10 • Episode 10

The site of one of the world's most enduring stories -- the legend of Troy and the Trojan Horse.

Thursday, February 5

Korea's Joan of Arc

Season 10 • Episode 13

A teenage girl in Korea is martyred in prison and becomes a national hero.

Thursday, February 5

Kingdom of the Vanished

Season 5 • Episode 4

Experts reveal the cataclysm that caused people to desert a town in South Africa.

Thursday, February 5

American Atlantis

Season 5 • Episode 2

Experts investigate the secrets of an eerie ghost town in the Nevada desert.

Thursday, February 5

Journey to Outcast Island

Season 5 • Episode 5

Buildings on an island near Greece provide evidence of a group that was forbidden to leave.

Thursday, February 5

Jungle of the Damned

Season 5 • Episode 1

At an infamous prison in the Amazon, dangerous criminals faced hard labor and a hostile environment.

Thursday, February 5

Alaska's Fort Apocalypse

Season 4 • Episode 6

In Alaska, the ruins of a massive compound point to eerie evidence of an apocalyptic mystery.

Thursday, February 5

Haunting on Plague Island

Season 4 • Episode 9

New discoveries reveal why buildings were built on a remote island and why they were abandoned.

Friday, February 6

Jungle of the Damned

Season 5 • Episode 1

At an infamous prison in the Amazon, dangerous criminals faced hard labor and a hostile environment.

Friday, February 6

Alaska's Fort Apocalypse

Season 4 • Episode 6

In Alaska, the ruins of a massive compound point to eerie evidence of an apocalyptic mystery.

Friday, February 6

Haunting on Plague Island

Season 4 • Episode 9

New discoveries reveal why buildings were built on a remote island and why they were abandoned.

Friday, February 6

Journey to Outcast Island

Season 5 • Episode 5

Buildings on an island near Greece provide evidence of a group that was forbidden to leave.

Wednesday, February 11 New

Some of the world's big engineering projects now lie in ruins.

Wednesday, February 11 New

Some of the world's big engineering projects now lie in ruins.

Thursday, February 12

Some of the world's big engineering projects now lie in ruins.

Thursday, February 12

Some of the world's big engineering projects now lie in ruins.

Thursday, February 12

Hell on Blood Island

Season 6 • Episode 4

New discoveries at this deserted complex reveal why it was built and circumstances of its downfall.

Thursday, February 12

The Devil's Prison

Season 5 • Episode 7

Haunted prison stands in ruin today, and experts reveal evidence of ghostly secrets hidden within.

Thursday, February 12

Haunting of Heartbreak Castle

Season 5 • Episode 3

Experts investigate the secrets and ghostly stories of a one-time fairytale castle.

Thursday, February 12

Curse of Satan's Catacombs

Season 5 • Episode 8

New discoveries about an abandoned system of caves that was the meeting place of a secret society.

Thursday, February 12

Swamp of Despair

Season 6 • Episode 2

The ruins of a massive industrial operation are found in a remote Louisiana swamp.

Thursday, February 12

Florida Doomsday Castle

Season 6 • Episode 5

A strange bunker near the Kennedy Space Center serves a top-secret military function.

Friday, February 13

Curse of Satan's Catacombs

Season 5 • Episode 8

New discoveries about an abandoned system of caves that was the meeting place of a secret society.

Friday, February 13

Swamp of Despair

Season 6 • Episode 2

The ruins of a massive industrial operation are found in a remote Louisiana swamp.

Friday, February 13

Florida Doomsday Castle

Season 6 • Episode 5

A strange bunker near the Kennedy Space Center serves a top-secret military function.

Friday, February 13

Haunting of Heartbreak Castle

Season 5 • Episode 3

Experts investigate the secrets and ghostly stories of a one-time fairytale castle.