His Stepmother Was the Last Person to See Him — The Disappearance of Kyron Horman

America's First Serial Killer Was Never Caught — The Servant Girl Annihilator

His Mother Found Photos at Her Doorstep 15 Years Later — The Johnny Gosch Conspiracy

She Took Him to Zoos and Water Parks — Then Left a Note Saying "You'll Never Find Him"

He Killed His Entire Family, Then Vanished for 50 Years — The William Bradford Bishop Case

3 Siblings Vanished at the Beach — The Case That Changed Australia

3 Girls Vanished From a Mall in 1974 — The Fort Worth Trio Case

The Springfield Three: The Most Baffling Disappearance America Has Never Solved

Alissa Turney: Family Betrayal, Weapons Stockpiles, and a Case That Shook Arizona

Jennifer Kesse: Florida's Most Haunting Unsolved Case

Brianna Maitland: Her Car Was Found. She Wasn't

The Sodder Children Vanished The Night Their House Burned Down

Lindsay Buziak Was Lured To A House — Her Killer Was Never Found

Ray Rivera Walked Out One Night And Never Came Home — His Body Was Found On A Hotel Roof

How They Robbed Ireland's Biggest Bank And Got Away With It

They Found An Abandoned Car 70 Miles Away—Then Things Got Worse

The Night Angela Hammond Disappeared Forever

He Left For Work And Never Came Back!

Bryce Laspisa: The Student Who Sat by the Road for 13 Hours… Then Vanished

Asha Degree: The 9-Year-Old Who Walked Into the Night and Vanished

Maura Murray: The Disappearance That Still Makes No Sense

Brandon Lawson: The Terrifying 911 Call That Still Makes No Sense

The Boy in the Box: America’s Most Haunting Unidentified Child Murder

Edmund Kemper: The Co-Ed Killer Who Murdered to Silence His Mother

The Zodiac Killer | The Serial Killer Who Taunted Police and Was Never Caught

The Villisca Axe Murders - He Stayed in the House

BTK Killer: The Serial Killer Who Taunted Police for Decades | Dennis Rader Story

Brian Shaffer: The Man Who Entered a Bar and Never Came Out

If the Door Was Unlocked, You invited Him In: Richard Chase

The Hinterkaifeck Murders: A brief look at the unresolved case

He Said ‘I’m Right Here’… Then Vanished Forever | The Brandon Swanson Mystery

The Disappearance of Keith Reynard & Tom Young: A Brief look at the Unresolved Case

The Mysterious Death of Elisa Lam: A brief look into the case

The Disappearance of Tara Calico: A Brief Look at the Unsolved Case

Delphi Murders: A Brief Look at the Unsolved Case

JonBenét Ramsey: A Brief Look at the Unsolved Mystery