23 ฤดูกาล
705 ตอน
Modern Marvels - Season 8 Episode 29
Half a mile below the earth’s surface, men mine for rough diamonds–a pure carbon substance. Brilliant when cut and polished, they are marketed as the most precious gem in the world. From the earliest mines of the 4th century BC to today’s technological wonders in South Africa, we explore the history and technology of the diamond mine.
- ปี: 2022
- ประเทศ: United States of America
- ประเภท: Documentary
- สตูดิโอ: History, H2
- คำสำคัญ: technology, invention, disaster, construction, machine
- ผู้อำนวยการ: Bruce Nash
- นักแสดง: