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
How Did They Fix That?
Iter
Series, Documentary
At ITER in southern France, teams move massive reactor components, repair a leaking cryostat and test giant robotic arms as they build the world's largest fusion experiment with extraordinary precision.
01:00 - 02:00
Ice Airport Alaska
Live And Let Fly
Series, Documentary, Aviation
A lone bush pilot races to stock ultra-marathon checkpoints, a heli pilot risks a sling-load at 4,000 feet and comes inches from disaster, and a vintage DC-3 plane is a village's only lifeline as a storm closes in.
02:00 - 03:00
Air Disasters
Dangerous Approach
Series, Documentary, Aviation
A Colorado commuter flight crashes five miles short of the runway and the reasons why rock the airline industry.
03:00 - 04:00
Air Disasters
River Runway
Series, Documentary, Aviation
Pilots attempt to land their Boeing 737 in an Indonesian river after losing their engines and electrical power.
04:00 - 05:00
Air Disasters
Disaster at Tenerife
Series, Documentary, Aviation
Two 747s collide on the runway of a small airport in the Canary Islands, resulting in history's deadliest air crash.