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Maritime Mystery · 1900 The Flannan Isles Lighthouse

Three lighthouse keepers vanished from a Scottish cliff in December 1900. The famous dramatic logbook was invented in 1929. The real evidence is harder to explain.

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Natural Disaster · 1958 The Lituya Bay Megatsunami

A wave rose 1,720 feet out of an Alaskan bay — taller than the Empire State Building. Three boats were anchored inside. Two crews lived to tell.

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Climate · 536 AD The Year the Sun Went Dark

In 536 AD the sun went dim and stayed dim for eighteen months. Crops failed from Ireland to China. For 1,300 years, no one knew why.

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All Episodes 55 episodes
Disappearance · 1590 He Came Back for 115 People. He Found One Word. Watch → Maritime Mystery · 1872 The Ship Found Drifting With No One Aboard — 1872 Watch → Crime · 1978–1995 The Brother Who Turned In the Unabomber Watch → Disappearance · 1978 The Pilot Who Predicted His Own Disappearance Watch → Ancient Artifact · 65 BC The 2,000-Year-Old Computer Found in a Shipwreck Watch → Unsolved Crime · 1971 The Man Who Jumped Out of a Boeing 727 and Vanished Watch → Disappearance · 1945 5 Children Vanished in a Christmas Eve Fire. No Bones Were Found. Watch → Climate · 1816 The Year Without a Summer: Snow in June, 1816 Watch → Ancient Mystery · 1700 BC The 4,000-Year-Old Disc Nobody Can Read Watch → Crime · 2003 The Heist Undone by a Salami Sandwich Watch → Aviation Mystery · 2014 What Happened to MH370? The Plane That Vanished Watch → Impact Event · 1908 What Flattened 800 Square Miles of Siberia in 1908? Watch → UFO Incident · 1942 In 1942, LA Fired 1,400 Shells At Something In The Sky Watch → Ancient · 800 BC The Underground City Hidden Beneath a Basement Wall Watch → Mystery · 1959 Dyatlov Pass: Nine Hikers, One Sliced Tent, No Answers Watch → Ancient Mystery · 1400s The Book No One Has Read in 600 Years Watch → Solar Event · 1859 The Night the Sky Caught Fire: 1859's Solar Storm Watch → Disaster · 1952 The Four Days London Couldn't See Watch → Aviation Mystery · 1945 Flight 19: 27 Men Vanished. The Rescue Plane Exploded. Watch → Natural Disaster · 1888 The Day It Went From Sunshine to -20 in One Hour Watch → Historical Mystery · 1518 In 1518, 400 People Danced Until They Died. Why? Watch → Mystery · 1855 The Devil's Footprints: Devon, 1855 Watch → Historical Plague · 1485 The Sweat: The Disease That Only Killed Englishmen Watch → Historical Event · 1917 What Did 70,000 People See at Fátima in 1917? Watch → Natural Event · 1780 Why Did the Sun Go Out Over New England in 1780? Watch → Mystery · 1948 The Tamam Shud Case: A Dead Man and an Unbroken Cipher Watch → Disappearance · 1937 Amelia Earhart's Final 6 Minutes of Fuel Watch → Aviation Mystery · 1948 Two Planes. Same Airline. 13 Months Apart. Both Gone. Watch → Disaster · 1937 The Hindenburg Burned in 32 Seconds. Why? Watch → Strange Event · 1876 The Day Meat Fell From a Clear Sky in Kentucky (1876) Watch → Ancient Mystery · 1200 BC The King Who Wrote His Last Words in Clay (1190 BC) Watch → Ancient · 9600 BC The 12,000-Year-Old Man Buried in Göbekli Tepe Watch → Mystery · 1951 The Woman Who Burned to Ash — But Her Foot Didn't Watch → Crime Mystery · 1922 Hinterkaifeck: Who Was Still In The House? Watch → Historical Mystery · 1483 The Princes in the Tower: Bones Under a Staircase Watch → Ancient Mystery · 120 AD What Happened to Rome's Lost Ninth Legion? Watch → Maritime Mystery · 1921 The Ghost Ship of Cape Hatteras: What Happened to the Carroll A. Deering? Watch → Ancient Mystery · 500 AD A Hummingbird 300 Feet Long, Hidden in the Desert for 2,000 Years Watch → Ancient · 3000 BC Why Was Stonehenge's Altar Stone Dragged 430 Miles? Watch → Ancient Mystery · 1200 AD Why Were All 900 Moai Pushed Face-Down by 1868? Watch → Historical Event · 1846 The Donner Party: What Rescuers Found in the Snow Watch → Ancient Mystery · 1800 BC The Minoan Script We Can Sound Out But Can't Read Watch → Mystery · 1820 The Beale Ciphers: $100 Million Buried in Virginia? Watch → Ancient Mystery · 1200 AD The Easter Island Script No One Can Read Watch → Natural Disaster · 1883 The Loudest Sound Ever Recorded — Krakatoa, 1883 Watch → Natural Disaster · 1755 The Day Lisbon Was Swallowed Three Times Watch → Natural Disaster · 1811 The Day the Mississippi River Ran Backwards Watch → Disappearance · 1845 Why Did Franklin's Men Carry Soap Instead of Food? Watch → Natural Disaster · 1963 The 820-Foot Wave That Went Over the Vajont Dam Watch → Natural Disaster · 1902 The Prisoner Who Survived Mount Pelée (1902) Watch → Natural Disaster · 15000 BC The 400-Foot Wall of Water That Carved Washington State Watch → Natural Disaster · 1935 The Day the Sun Went Black at Noon (1935) Watch → Natural Disaster · 1257 The Volcano That Darkened Europe for 756 Years Watch → Natural Disaster · 1783 The 16-Mile Crack in Iceland That May Have Started a Revolution Watch → Historical Mystery · 1918 The Romanov Grave Was Missing Two Bodies For 73 Years Watch →