Alaska Aircrash Investigations

Across land, sea, and air, they carry the most massive, fragile, and expensive cargoes on the planet to destinations hundreds, even thousands, of miles away. Follow the teams of engineers tasked with planning and executing the world's most nail-biting moves. Through each daring and dangerous relocation and amidst tough conditions and tight deadlines, these heavy haulers must overcome incredible challenges to get their colossal cargoes to their new homes.

A look at the only airport on Earth that operate in temperatures of -38 degree Celsius.

They are the high-flying pride of the U.S. military, one-of-a-kind warriors that, over the decades, collectively revolutionized aerial warfare. Through rare, archival footage and compelling testimonies, meet the men and women who fly and maintain these Air Warriors and see how they've overcome incredible obstacles to rule the sky.

Host Dr. Fitzharris discusses the unusual biographies of noteworthy deceased individuals, from drug kingpin Pablo Escobar to actress Brittany Murphy. Along the way, she'll be joined by a revolving cast of experts, including Scotland Yard detectives, medical examiners, weapons gurus and more.

From the 1920s through the 1960s, America transformed from a young country on the rise into a global superpower. Using digital colorization technology, we present these formative decades as few have seen them, revisiting 50 vibrant years of good times and great despair, technological triumphs and natural disasters, and global villains and national heroes.

Take a journey back in time and immerse yourself in a 150-year-old battle that nearly split our nation in two. This three-part series explores famous and little known aspects of the Civil War, from the perspectives of the Union, the Confederacy and the millions of enslaved people struggling for freedom. Hosted by Ashley Judd, Trace Adkins, and Dennis Haysbert, all of whom had ancestors greatly affected by the war, this series delivers fresh insights and untold tales, brought to life through dramatic recreations and the Smithsonian Institution's vast collection of artifacts.