Harrowing stories of tragedy and triumph are brought to life through official reports, transcripts and interviews with the pilots, air traffic controllers and lucky survivors of history's most terrifying crashes. Widely considered to be the safest form of travel, air transportation is still in its infancy and when midair calamity strikes, the results are often catastrophic. From the cockpit to the cabin, from the control room to the crash scene, we uncover just what went wrong.

An exploration of how some of the world's biggest man-made structures were built.

解密第二次世界大战中最具传奇色彩的战斗机，世界上第一架“隐形”飞机，及军用飞机中的瑞士军刀等。它们是世界历史上及未来的空中勇士，已经突破了航空，引力和战争的界限。探索F6F地狱猫战斗机，F-22猛禽战斗机，OV-10野马攻击机等的内幕故事。

Bill Pullman introduces and narrates this four-part documentary on the world's first national park, Yellowstone.

Discover the true stories involving very real people, places and events -- some known to the public, others hidden from it -- that went on to inspire some of Hollywood's biggest hits, most iconic heroes and notorious villains.

二战潜艇战，智者与忍者的游戏。本片展现了二战中激烈的潜艇战，水下安静的空间因为新的武器和战术变成了军事热点，对战争的走向带来了重大影响。片中不仅会讲述狼群战术的诞生和早期的王牌潜艇指挥官在军事上的成功与坠落，而且从策略到科技层面解析了这一过程的具体细节。隐蔽潜行，悄然出击。希特勒的狼群试图封锁英国，美国潜艇扼住了日本海上运输的咽喉。本片基于真实的美国海军出战经历，以二战最有戏剧性、影响最大的战役为蓝本，讲述潜艇和反潜的生死搏杀，真实的描写了那令人窒息的场景，从历史的角度展现了这种殊死搏斗的全貌。

This series follows the stories of the orangutans and the staff at the world’s biggest orangutan rehabilitation center.

美国人前所未有的将头一次有机会以高清模式从空中鸟瞰他们的国家。这个多集系列片将从空中展示北美大陆的华丽风光。一举掠过加州的赫斯特古堡，环绕闻名已久的恶魔岛监狱（勇闯夺命岛），低空穿越举世闻名的金门大桥。观看北美灰熊在阿拉斯加的河流中捕食蛤蜊，掠过山脊欣赏北美大陆最大的火山之一。这一系列片将每一个州的绚丽多彩的壮观场面尽收镜头之中。让我们展开一段扣人心弦的穿越美国的空中之旅。这一史诗般的系列片将引领我们从令人惊叹的高空一览美国最宝贵的地标。从繁忙的城市景观到恬静的乡村风光，我们捕捉美国这个惊人的国度中丰富多样的历史盛况，正如同生存于这个国家中的多样的种族。通过高科技高清航拍的唯美方式展现了美国的以下25个州之华丽风景。

Enter a world of mummies, witches, zombies, and shamans as we explore Britain's mysterious sites and mystic past.

都灵裹尸布，狮身人面像，黄金国，文兰地图，耶稣的妻子五集

著名的山雕城佩特拉曾经由女性统治吗？圣殿骑士团是否属于一个默默无闻的崇拜施洗约翰的邪教？查科峡谷的普韦布洛文明有食人行为吗？圣地遍布全球，参观世界上最著名的古代宗教建筑。通过最近的考古发现和科学突破，我们对建造这些遗址的文明提供了新的见解，并研究了它们有时引起争议的禁忌做法。

From the Legends of King Arthur and Robin Hood to the recent events of the Russian Revolution, history is full of fascinating and evocative unsolved mysteries. They have inspired, intrigued and often confounded us – but how much do we really know about them? And can we separate fact from fiction? In Mystery Files, the dust is blown off the case files of the world’s most famous and iconic mysteries in a dynamic series that asks, what is the truth behind the greatest stories ever told?

传说中的第一艘潜艇在美国独立战争期间潜伏在纽约港下。 从敦刻尔克救出数千人的小船。 迫使古巴导弹危机缓和的驱逐舰。 几个世纪以来，冲突推动了船舶设计的进步，使船舶更强大、更快、更智能，并能够改变战争进程。 加入我们，我们将研究世界上最伟大的战舰，并揭示它们如何塑造世界历史并激励男人和女人做出令人难以置信的勇气。

Little-known events that played a large role in determining the outcome of World War II are revealed in this documentary series.

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.

Mighty Planes explores the art and science of aviation, on planes that soar to faraway places on astounding missions. From preparation, loading and take off, through the journey and to the landing and unloading, viewers will experience the high-stakes and high-stress jobs through the eyes and lives of the characters that make it all happen. Featuring the genius of flight technology with the aid of high-end CGI, shot in HD, and recorded in 5.1 surround sound, MIGHTY PLANES captures all the action as it happens.

Modern historians, equipped with state-of-the-art technology and newly discovered evidence, rewrite the nation's most iconic stories.

Hosted by actor Tom Cavanagh, Stories from the Vaults is a series of 30-minute shows featuring a behind-the-scenes look at the Smithsonian Institution, the world's largest museum complex. The new series, produced by Caragol Wells Productions, showcases the Smithsonian's rarest treasures as Tom Cavanagh meets with the experts behind the Smithsonian and discusses what it takes to preserve these precious artifacts for the generations to come. Stories from the Vaults debuted September 2007 on Smithsonian Networks. The second season premiered Sunday July 12th, 2009.

Encounter the Pearl Harbor attacks, the L.A. riots, the Son of Sam murders and Patty Hearst's kidnapping the way they unfolded on TVs and radios across America. We present these shocking events from the 20th century, not through traditional journalistic reportage, but in real-time, as they were covered by national and local news broadcasts. This footage, much of which has not been seen in decades, gives an intimacy and immediacy to stories we thought we knew but will now rediscover through a unique perspective.

我们很容易想象过去是活在黑色和白色当中，但事实当然并非如此。这部具有里程碑意义的系列剧使用现代着色技术首次呈现了美国的彩色历史。该剧制作恢弘，以十年为一个单位将色彩重新载入历史，让历史重现生机！从爵士乐时代的地下酒吧到珍珠港的攻击，从大萧条到猫王热，美国的标志性象征生动地被呈现到了屏幕上。为制作该剧，电影制作者们花费了六千小时精心搜索晦涩难懂的档案，清理被人遗忘的家庭保险库，并追踪专门的私人收藏家，找到了他们需要的长达27英里的胶卷，最终为我们带来了一场赏心悦目的盛宴。

　　Season 1, Episodes include…

　　The 1920s

　　The 1930s

　　The 1940s

　　The 1950s

　　The 1960s