Ancient Aliens

They Came From the Sky

The UnXplained With William Shatner

Incredible Survivors

Cities of the Underworld

Hitler's Last Secret

Ancient Aliens

Return To Antarctica

The Unxplained With William Shatner

The Oak Island Curse

Cities of the Underworld

Viking Underground

The Curse of Oak Island

Tunnel Visions

Ancient Aliens

The Majestic Twelve

Cities of the Underworld

Stalin's Secret Lair

The Curse of Oak Island

Closing In

Ancient Aliens

The Akashic Record

Cities of the Underworld

Underground Apocalypse

The Curse of Oak Island

Things That Go Bump

Ancient Aliens

Voices of the Gods

Cities of the Underworld

Prophecies from Below

The Curse of Oak Island

Triptych

Ancient Aliens

The Animal Agenda

Cities of the Underworld

Mob Underground

The Curse of Oak Island

An Eye for an Eye

Ancient Aliens

The Replicants

Cities of the Underworld

Maya Underground