Photo of the day

Hazen meets up for the camel train. This is from Primal Survivor: Extreme African Safari.

The front windshield of the front loader is completely smashed in. This is from Ice Road Rescue, season 8.

A flamingo being measured. This is from Incredible Animal Journeys.

An examination of the rise of Hitler using never before broadcast interviews with first person sources. Based on never-before-seen/heard archival material; The Toland Tapes. In 1976, John Toland published his definitive biography about Adolf Hitler. It is one of the most personal and intimate books about Hitler ever written. This is from Hitler: Lost Tapes of the Third Reich.

An overall view of the Olympic Stadium. This is from Hitler: Lost Tapes of the Third Reich.

Thord is getting help from a crane and the police to finish up the rescue and open the road. This is from Ice Road Rescue, season 8.

An aerial view of the National Geographic Explorer. This is from Incredible Animal Journeys.

An overall view of the Olympic Stadium. This is from Hitler: Lost Tapes of the Third Reich.

A truck was transporting a trailer with sand, the trailer slid out and an axle on it broke so it is no longer able to drive. This is from Ice Road Rescue, season 8.

An entangled humpback whale is comforted by another humpback whale. This is from Incredible Animal Journeys.

Tim Snyder sits for an interview. This is from Hitler: Lost Tapes of the Third Reich.

The camel train in action. This is from Primal Survivor: Extreme African Safari.

An overall view of the Olympic Stadium. This is from Hitler: Lost Tapes of the Third Reich.

Assistant Producer Holly Harrison watches an albatross in flight. This is from Incredible Animal Journeys.

Hazen Audel swimming under water alongside fish as he looks for lobsters. This is from Primal Survivor: Extreme African Safari.

An overall view of the Olympic Stadium. This is from Hitler: Lost Tapes of the Third Reich.

President John F. Kennedy and first lady Jacqueline Kennedy attend a breakfast with Vice President Lyndon B. Johnson and wife Lady Bird Johnson in Fort Worth, Texas, Nov. 22, 1963. This is from JFK: One Day in America.

Hazen Audel crouches at the den of the 'bone collector' porcupine. This is from Primal Survivor: Extreme African Safari.

DOP Didier Noirot dives with an entangled whale and its companion. This is from Incredible Animal Journeys.

Karin Wieland sits for an interview. This is from Hitler: Lost Tapes of the Third Reich.

Hazen Audel meets the Hazda Tribe. This is from Primal Survivor: Extreme African Safari.

Crowds stand outside Parkland Hospital in Dallas after President John F. Kennedy's assassination, Nov. 22, 1963.This is from JFK: One Day in America.

Hazen Audel walking with a herd of elephants behind. This is from Primal Survivor: Extreme African Safari.

Boat Operator David Roberts, Drone Operator Adam Clarke, and Researcher Maia Sherwood-Rogers on a boat in Lake Bogoria. This is from Incredible Animal Journeys.

Hazen Audel stands at top of the ridge for the rift line descent. This is from Primal Survivor: Extreme African Safari.

Karin Wieland sits for an interview. This is from Hitler: Lost Tapes of the Third Reich.

This colorized archival image shows the swearing-in ceremony of Lyndon B. Johnson (LBJ) as President aboard Air Force One with former first lady Jacqueline Kennedy standing next to him, Nov. 22, 1963, in Dallas. This is from JFK: One Day in America.

Hazen Audel sits in a cave building a fire. This is from Primal Survivor: Extreme African Safari.