Season 2021 2021

Texas City: America's Worst Industrial Disaster

Le Mans: The Crucible of Speed

Windscale: The British Chernobyl

The Free State of Jones: Mississippi's Anti-Confederate Insurgency In the Heart of the Civil War

'Oumuamua: From Beyond the Stars

The Sahara: Earth’s Greatest Desert

Highgate Cemetery: Hunting for Vampires & Forgotten Graves in London's Classic Victorian Cemetery

The Exxon Valdez: Alaska’s Environmental Armageddon

Leningrad Rock Club: The Iconoclastic Venue that Rebelled Against Soviet Control

Mount Tambora: The Year Without a Summer

Wakefield Prison: The UK's Monster Mansion

Marathon: The Battle that Gave Birth to Western Civilization

The Tenerife Airport Disaster: Aviation's Worst Nightmare

Uruk: Origins and Legends of History's Earliest City

Return to Gibraltar: Strikes, Spies, Submarines, and Saboteurs

Hong Kong: Empire, Opium, and China

The Triangle Shirtwaist Fire: The Disaster that Changed the Workplace Forever

The Carrington Event: Earth's Electronic Apocalypse

The Battle of Hastings: The Birth of Modern England

Mars: Exploring The Red Planet

The Colossus of Rhodes: The World Wonder That Became History's Greatest Statue

The Eiffel Tower: Europe's Greatest Landmark

Halley's Comet: Earth's Constant Companion

Krakatoa: The First Disaster of the Modern Era

The Greenwood District: Tulsa's Lost Black Wall Street

The Paris Commune: Anarchy in the French Republic

The Hanging Gardens of Babylon: The Ancient World’s Missing Wonder

Niagara Falls: America's First Tourist Attraction

Kyshtym Mayak: The 2nd Worst Nuclear Disaster in Soviet History

Planet Nine: Our Solar System's Missing Planet?

Sherwood Forest: Robin Hood, The King's Game, Haunted Abbeys, And More

Luxembourg: How a Country of 600,000 Resisted Germany Twice (And Planned to Resist the Soviets)

Olympia: Exploring the Origins of the Olympics

Cahokia: America’s Forgotten Ancient Mega-City

Bastøy Prison: How "Devil's Island" Became the Most Pleasant Prison in the World

The Colosseum: Triumph and Decline of the World's Greatest Amphitheatre

The Pentagon: America's Modern Military Fortress

Hurricane Katrina: A Modern American Disaster

Europa: Is There Life on Jupiter's Frozen Moon?

Cliff Palace: Colorado’s Pre-Columbian Marvel

The Chernobyl Exclusion Zone: Ukraine’s Nuclear Eden

Nauru: Environmental Apocalypse in the World’s Smallest Republic

Vinland: North America's Viking Colony

Sutton Hoo: Britain's Valley of the Kings

Transnistria: The Micronation Where the USSR Never Died

The Windsor Castle: 40 Sovereigns, 25 Ghosts and 1 Big Fire

Hypogeum: Malta's Ancient Subterreanean Mystery

The Great European Famine: The First Catastrophe of the 14th Century

Port Royal: The Earthquake that Destroyed the Infamous Pirate Den