Mengele Unveiled

Stories from the perspective of some of the world's oldest living creatures - trees. Each tree is located in a completely unique habitat around the world, and hosts, feeds and shelters an array of animals in its embrace.

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A Cleveland grandfather is brought to trial in Israel, accused of being the infamous Nazi death camp guard known as Ivan the Terrible.

A young and ambitious prison officer finds herself in the middle of a battle for the criminal underworld as crime lords try to evade justice. But in order to do that, she will have to learn quickly to put her faith in one of the very men she wants to put behind bars.

Three generations of women navigate a radical approach to dying.

Communism spread to all of the continents of the word, lasting through four generations and over seven decades. Hundreds of millions of men and women were affected by this political system, one of the most unjust and bloodiest in history. Using newly discovered propaganda films and archival photos, these four episodes explore the mysteries of this totalitarian political machine that lured its share of important followers into the fold. Known as the red church, communism seduced its ardent followers like some earthly religion.

A young woman is kidnapped. Her belongings are delivered one after the other. Shota Zaizen is the CEO of Zaizen Corporation. He remembers a similar case 18 years ago, when he worked as a researcher at a private detective agency. That case involved a client's daughter who was kidnapped by a man named Tanioka and the victim's personal belongings like underwear, fingernails, pictures were delivered to the father. Shota Zaizen is shaken, because he found success by using that case from 18 years ago. Everything he has now is thanks to that case. The perpetrator Tanioka was never caught. Now, Shota Zaizen's 18-year-old daughter Mika goes missing. Mika's belongings are delivered to Shota Zaizen. Shota Zaizen carries out an investigation by himself. He also discovers about his wife Yuko's past.

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A documentary series that gives a historical account of the events of World War II, from its roots in the 1920s to the aftermath and the lives it profoundly influenced.

The series explores the hidden truths behind the idyllic German-themed amusement park once home to Nazis, torture chambers, extreme medical experiments, and Chile's most dangerous cult. Colonia Dignidad ('Dignity Colony') was a unique case in the world. It was a sect and an evil empire based upon sexual abuse and exploitation.

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

Through bodycam footage, texts and interviews with loved ones, this documentary investigates the horrifying murder of four University of Idaho students.

Death row inmates convicted of capital murder give a firsthand account of their crimes in this documentary series.

A Cleveland grandfather is brought to trial in Israel, accused of being the infamous Nazi death camp guard known as Ivan the Terrible.

An overgrown field and a stretch of highway connect a series of grisly murders spanning several decades as grieving families search for answers.

Archive footage, chilling reenactments and exclusive interviews shed new light on a tragedy — and two brothers — that suspended a city in terror.

Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.

Explores WWII from Germany's invasion of Poland through the atomic age, examining pivotal battles, wartime leaders like Churchill and Roosevelt, and the human cost of total war.

What happened to Mica Miller? This documentary series retraces her promising life, toxic marriage and the mysterious circumstances of her death.