![How the Earth Was Made](https://image.tmdb.org/t/p/w342/wcqD8LcyLfqh86JuR4ReYMB3mSu.jpg)
2 Tempada
26 Episodio
How the Earth Was Made - Season 1 Episode 7 Episodio 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.
- Ano: 2010
- País: United States of America, United Kingdom
- Xénero: Documentary
- Estudo: History
- Palabra clave: natural history, interior of the earth, planet earth
- Director: Susan Werbe, Stuart Carter, Stephen Marsh
- Reparto: Corey Johnson