23 ฤดูกาล
705 ตอน
Modern Marvels - Season 6 Episode 27
In antiquity, a hollow reed served as an underwater link to oxygen. As in days of old, humans still need self-contained breathing equipment for a variety of reasons–food-gathering, commercial, recreational, military, and scientific. Dive with the best as we test scuba diving’s past, and look to a future of mechanical gills.
- ประเทศ : United States of America
- ประเภท : Documentary
- ผู้อำนวยการ : Bruce Nash
- นักแสดง :
