2 කන්නය
26 කථාංගය
How the Earth Was Made - Season 1 Episode 7
Scientists seek clues to the formation of North America's Great Lakes, the largest expanse of fresh water on the planet; delving into an underground salt mine; investigating a fossilized coral reef; diving to the bottom of Lake Superior.
- අවුරුදු: 2010
- රට: United States of America, United Kingdom
- ප්රභේදය: Documentary
- ශබ්දාගාර: History
- මූල පදය: natural history, interior of the earth, planet earth
- අධ්යක්ෂක: Susan Werbe, Stuart Carter, Stephen Marsh
- කාස්ට්: Corey Johnson