Smithsonian HD Network
美国
Smithsonian HD Network 呈現來自該機構檔案與研究的紀錄片及紀實節目，頻道聚焦美國歷史、自然科學、太空探索與文化遺產，常運用歷史檔案影片與專家評論。節目涵蓋軍事科技、古生物學、航空學及美國總統生平等主題。該頻道內容以高畫質製作，並在許多紀錄片時段避免商業廣告干擾。頻道透過美國各地的有線電視與衛星供應商提供。
觀眾可透過本地電視指南或該頻道網站查詢節目表，網站按日期與時間列出即將播出的節目。部分集數亦可透過參與的有線電視平台隨選串流觀看。該頻道不播出電影、音樂錄影帶或現場體育賽事。其節目專為對教育內容與機構敘事感興趣的觀眾設計，不依賴真人秀或購物時段。
节目表
00:00 - 01:00
Air Disasters
Fire on Board
Series, Documentary, Aviation
A Swissair passenger jet catches fire midflight and crashes into the Atlantic, leading to one of the largest investigations in aviation history.
01:00 - 02:00
Air Disasters
Kathmandu Descent
Series, Documentary, Aviation
A challenging descent in the Himalayas turns tragic when the pilots miscalculate their approach to a Kathmandu airport.
02:00 - 03:00
Air Disasters
Second Thoughts
Series, Documentary, Aviation, History
The turboprop plane begins its descent in thick fog, but things go wrong; Luxair Flight 9642 crashes a few kilometers from the runway; investigators discover that there was nothing abnormal about the two engines.
03:00 - 04:00
Air Disasters
Dangerous Winds
Series, Documentary, Aviation
Three planes fall prey to deadly winds, and it is up to investigators to find out why.
04:00 - 05:00
Air Disasters
The Heathrow Enigma
Series, Documentary, Aviation
A British Airways Flight's engines failure to respond cause the plane to crash-land just short of the runway.
05:00 - 06:00
Air Disasters
Stormy Cockpit
Series, Documentary, Aviation
Pilots leaving Cameroon steer their plane clear of a storm, but the aircraft begins rolling to the right, and they are unable to regain control.
06:00 - 07:00
Air Disasters
Risky Runways
Series, Documentary, Aviation
In São Paulo, the Himalayas, and on the Norwegian coast, the toughest landings on earth pushed three flight crews.